|This article is about a/an order of events in the Kamen Rider Series.|
A timeline of events in the Kamen Rider Series. Please keep in mind that the Kamen Rider Series spans 45+ years with many plot points and Storylines, through many worlds and alternate universes. So not all info is on this page just yet. Additionally, due to the almost five decade spanning length of the series, contradictions to the timeline may pop up and mistakes will be made by the show writers in remembering what goes where out of simple human error and confusion, so please be patient.
- 70 million years ago: The parasitic lifeform Fog Mother arrives on Earth to feed and spawn her offspring, resulting in the extinction of the dinosaurs.
- 1 million years ago: The Primordial Tiger enters a deep sleep.
- 50,000 years ago: The Creation King starts his 50,000 year reign as the leader of Gorgom.
- Over 30,000 years ago: OverLord the twin entities, embodiments of Light & Darkness battled to settle who will rule over their creation, Before dying by his brother's hand, The OverLord of Light bestows his essence to humans so that someday they will be able to awaken his power within them. The OverLord of Darkness then created his emissaries as protectors of humanity but they must eliminate humans who possess the Seed of Agito. Before he passed away, the OverLord left his very own DNA model in the mysterious puzzle artifact. Over 30,000 years later, some scientists solved the puzzle and using his DNA model to recreate him.
- 30,000 years ago: Bilgenia is born on the day of a solar eclipse. However, due to being born 30,000 years too early, he is ineligible to become Century King. As a result, Bilgenia angrily tries to revolt against the Creation King, resulting in the Creation King sealing him in a coffin.
- 10,000 years ago: The Undead are created by God in the form of a stone slab called the Stone of Sealing, to kill each other in a free-for-all battle royale known as the Battle Fight, with the winner granted a wish to alter the world. The 52 Undead represented 52 different species and battled so they can wish for the species they represent to rule the Earth, while the Joker represented death. While the other Undead were sealed by the Monolith, the winner of that battle was the Human Undead and the world has been populated by humans ever since.
- Early human civilization: The Gurongi, a mysterious ancient civilization consisting of beings that can transform into monsters to kill people for their ruthless game, which is translated into the Gurongi Language as the "Gegeru", attack their rival civilization the Linto. The original Kuuga defeats the leader of the Gurongi and seals all 200 of the Gurongi away.
- Ancient past: Amadum, an ancient wizard, commited a crime and was sealed away in the World of Monsters, a world within a magic stone, where the souls of dead monsters go after they're killed.
- Joumon period
- 300 B.C.: Alexander the Great rules as king of Macedon.
- Yayoi period: Great Eye brought a village tribe of humans to another planet.
- Ancient Rome: The thumbs up gesture originates as a form of approval in this period.
- 1000 years ago: Emperor Crisis banishes the ancestors of the Kurumin tribe from the Valley of Miracles. They escape to the Death Valley.
- 1211 A.D.: The Greeed are created from the fifty Core Medals by humans who attempt to create life under the will of the King, the First Kamen Rider OOO, as part of his plan to achieve godhood. Though originally mindless, the five Greeed gained wills of their own after one Medal in each of the five sets was destroyed. They are beings without true life that crave endlessly, cursed with a void in them that can never be filled. They lack proper senses, resulting in bleak sensory input (e.g., colors are washed out, taste is nonexistent, sounds are muffled and distorted), as well as the inability to feel deeper emotions such as love. As such, the four other Greeed became bent on filling the void left in them by consuming everything obsessively in an attempt to experience what humans normally take for granted. However, they and part of Ankh were sealed by the King when the Core Medals consumed him and transformed him into a stone coffin.
- Sengoku period: The organization Takeshi is founded to assist the Oni in their battle against the Makamou.
- Edo period: Tokugawa Yoshimune is the shogun and leaders of Japan.
Recent History (pre-1971)
- 1866: Alain is born in the World of the Ganma around this year.
- 1913: Sachiko Emoto is born.
- 1926: Haruyuki Sano is born.
- 1936: After a distortion in time occurs, Kintaros, Urataros and Ryutaros get stranded in this time and survive by stealing rice while inhabiting the bodies of the Arms Monsters. While searching for them, Hana and Ryotaro walk into the Hikari Studio and find Sieg possessing Tsukasa Kadoya's body. After Tsukasa shows a scroll of the Oni legend altered by Momotaros, the Den-Liner crew reunite with the three Imagin and travel to the year 1510.
- 1938: The future Great Emperor Zero is born.
- 1941: Fumi Fukushima is born around this year.
- 1948, August 15th: Takeshi Hongo, the man who would become Kamen Rider 1, is born.
- 1949, October 10th: Hayato Ichimonji, who would become Kamen Rider 2, is born.
- 1950: Naoto Tsukada is born.
- 1950: Alain first crosses over to the human world.
- 1951: Having developed a fatal laughing gas for the Nazi regime, Professor Solberger is executed.
- c. 1955: Tadashi Kobari is born.
- 1955, June 9th: Tamasaburo Kazari is born.
- 1956: Yoshihiko Misugi is born.
- 1956: Kei Karasuma is born.
- 1957, April 3rd: Masahide Takashima is born.
- 1957, February: Sanako Kanzaki is born.
- 1957, November 5th: Souichi Kusakabe is born.
- 1960: Sukimo Shijima is born.
- December 21st Satomi Tendou is born.
- 1963, October 8th: Otoya Kurenai, who would become Kamen Rider Ixa in 1986, is born.
- 1966: Hikari Enokida is born.
- 1966: Daisuke Okubo is born.
- 1967: Hideyuki Kagawa, who will later become Pseudo-Rider Alternative Zero, is born.
- 1968: Two boys are born on the day of a solar eclipse at the exact same moment: Kotaro Minami and Nobuhiko Akizuki; this was noticed and realized by Golgom's Creation King as the birth of his two potential Century Kings to inherit his empire.
- 1968: Kyoji Murakami, who will later become Rose Orphnoch, Kamen Rider Delta, and Riotrooper Ver. 2, is born.
- 1969: Kaoru Kino, who will later become Another Agito, is born.
- 1970: Two British scholars renowned as the greatest of the century, the physicist Professor Edwards and mathematician Professor Caines, both die with their bodies taken to be cryogenically preserved within a museum in London.
During Kamen Rider
- Takeshi Hongo witnesses the murder of a scientist at the hands of a Shocker kaijin named "Spider Man". He is then kidnapped and forced to undergo a procedure that turns him into a super-powered Cyborg, also known as "Kamen Rider", but escapes before he can be brainwashed to do Shocker's bidding. As Kamen Rider, later known as Kamen Rider #1, Hongo destroys Spider Man with his Rider Kick.
- Kamen Rider encounters a Shocker kaijin called Bat Man, who is turning people into vampires. In their fight, the kaijin is destroyed by Kamen Rider's Rider Throw. Afterwards, Kamen Rider used its own claws to cure the people infected by it.
- Shocker kaijin Scorpion Man, originally known as Goro Hayase (an old friend of Takeshi Hongo), uses his old identity to approach and attack Hongo. He is destroyed by Kamen Rider's Rider Scissors.
- Kamen Rider continues to engage and defeat Shocker kaijin. Taking down Sarracenian, Mantis Man, Grimreaper Chameleon, Bee Woman, Cobra Man (along with Remodeled Cobra Man).
- After losing several kaijin to the Kamen Rider, Shocker creates Gebacondor, based on the data of the previous monsters defeated by Kamen Rider, in the hopes that it can surpass him in battle. He needs the blood of virgins to be complete, initially using a church for his attacks, but soon attacks a large number of different people. He initially defeats Kamen Rider in direct combat, and even in their initial rematch, still overpowers him. However, Kamen Rider uses the Cyclone bike and destroys him with a Cyclone Crusher attack.
- Shocker kaijin Yamogeras steals the Danger Light and uses it to turn humans into desiccating cadavers. He manages to stand up to Kamen Rider in a direct battle, but is destroyed by the Danger Light.
- Arrogant soccer player Ken Nomoto is targeted by Shocker due to his leg strength. Though he escapes Grimreaper Chameleon, Nomoto is captured by Spider Man and is converted into a lizard cyborg. Retaining his arrogance, Tokageron is used in Shocker's scheme down the Tokyo Atomic Energy lab's barrier with Shocker's "Barrier Destruction Ball" bomb for the Revived Kaijin Corps to storm in and get the materials within. Though he defeats Kamen Rider's Rider Kick, Hongo musters the new Lightning Rider Kick and uses it to kick the Barrier Destruction Ball back to Tokageron and the defeated Revived Kaijin Corps, destroying them all as the bomb detonates.
- Takeshi Hongo leaves Japan to fight Shocker branches overseas, and leaving protection of Japan to Hayato Ichimonji, Kamen Rider #2, a young man who Hongo saved from being brainwashed into a Shocker cyborg-henchman. Shocker commander kaijin Saboteguron is reassigned by the Great Leader of Shocker from Shocker's Mexico conquest to Japan, so he can fight Kamen Rider. Arriving in Japan disguised as an FBI Agent, the kaijin attempts to kill Kazuya Taki after his identity is uncovered. Rather than Rider #1, he meets opposition from Kamen Rider #2. He spread explosives disguised as desert plants and planned to destroy Japan's Sakuma Dam with the "Flower of Mexico" bomb. While fighting Rider #2, he was destroyed by crashing onto a rock while carrying several Flowers of Mexico with him.
- After a test subject for the Phirasaurus Human project sucuumbs to his own poison gas, Shocker commander Maya quickly looks for a stronger person to be altered. Pro-wrestler Noboru Kusaka is captured, brainwashed and had his body altered, becoming the perfect second Phirasaurus. The new Phirasaurus is able to match and defeat Kamen Rider #2 with his Ultra Kick. Brainwashed, Kusaka returned to the wrestling world as Satan Mask, and attacked his own brother when he tried to speak with him. He eventually faces Rider #2 in a wrestling ring. During the battle, he accidentally kills his commander Maya with his poisonous gas. Kamen Rider #2 and Phirasaurus exchange a Rider Kick and a Ultra Punch. Afterwards, both fell on the ring, and Kusaka returned to human form, recovering his memories.
- Shocker kaijin Hitodanger is assigned to protect a secret Shocker base which prepares missile launchers, killing anyone who approaches it. However, a boy escapes and is found by Hayato. Eventually, Hitodanger is forced to fight against Kamen Rider #2 in a shallow river. He is destroyed by falling underneath a waterfall.
- August 7th: Shocker kaijin Kanibubbler attacks various locations around Japan, but Kamen Rider #2 eventually tracks him to his underwater base and faces him head on. After his bubble attack fails, he is destroyed by Kamen Rider #2's Rider Punch.
- Caterpillar kaijin Dokugandar is sent to engage Kamen Rider #2, unable to keep up with Kamen Rider #2 in direct combat, he is defeated by Kamen Rider #2's Rider Kick. Dokugander then emerges in his moth stage, taking the form of the dead Professor Koizumi. Dokugandar captures and forces the real Koizumi's research partner, assistant professor Yoshioka to help with his studies of cocoons, accelerating the creation of an army of Dokugandars for Shocker. However, Yoshioka sabotages the experiment. Even in his new form and using various hostages, Dokugandar is no match for Kamen Rider #2 and is destroyed by his Rider Kick.
- Shocker kaijin Amazonia captures and modifies people who approach his base/ His activities are eventually discovered by the FBI and Kamen Rider #2. He is destroyed by Kamen Rider #2's Rider Kick.
- Shocker kaijin Musasabeedle attacks the Osumi Laboratory for missile components, but is stopped by Kamen Rider #2. He attempts to recover the components later, only to be destroyed by Kamen Rider #2's Rider Kick.
- A condemned criminal is taken from prison by Shocker soldiers. After hearing the organization's goals, he thought they were interesting and decided to join them. Fused with a special mushroom, he becomes Kinokomorgu, going on a parade alongside several Shocker soldiers, quickly capturing children curious enough to follow them. He defeats and captured Rider #2 with his special ability, but the Kamen Rider is saved by Taki. They fight again later, with Kinokomorgu destroyed by Kamen Rider #2's Rider Kick. The explosion created by his death destroys his own Shocker base.
- Colonel Zol arrives, sending Shocker kaijin Antlion Thunder to kill Rider #2. Although in their first encounter Antlion Thunder left victorious, with Rider #2 barely escaping thanks to his bike Cyclone 2, he is destroyed in their second battle, when Rider #2 hit him with a Rider Kick, throwing Antlion Thunder into his own pit, where he was quickly buried by the soft sand.
- Shocker kaijin Mukaderas is assigned to an operation directed by Colonel Zol to brainwash children into becoming Shocker members. He faces Kamen Rider #2 and is destroyed Rider Kick, breaking his brainwashing over the children.
- Shocker kaijin Mogurang kidnaps a large number of people to turn them into human moles, but its operations are discovered by Rider #2. Using its digging abilities, Mogurang is able to defeat and capture Rider #2. However, Hayato escapes, and, in their rematch, Mogurang faces Rider #2 on top of a building. Mogurang is defeated by Kamen Rider #2's Rider Kick which causes it to fall onto a cement tank.
- Shocker kaijin Kuragedarl attacks people who approach his Shocker outpost, using them in voltage experiments with living humans. A child who saw him believes that he is an alien and the rumors quickly get to the newspapers. His outpost is found and he was destroyed by Kamen Rider #2's Rider Kick.
- Shocker detracts from the norm of using modified humans as kaijin and takes a trilobite fossil, making it into the kaijin Zanburonzo. It is defeated by Kamen Rider #2's Rider Kick and reverts back to a trilobite fossil.
- Arigabari of Shocker Amazon is sent to Japan to work under Colonel Zol. He initially defeated Kamen Rider #2 easily, however, Ichimonji Hayato trained and developed a new finishing technique. In their rematch, he is destroyed by Kamen Rider #2's Rider Swirling Kick.
- Shocker kaijin Dokudahlian assumes the form of a youthful flower seller. She attacks clients of her flower shop, but eventually her activities are discovered. She is destroyed when thrown into flames by Kamen Rider #2.
- Shocker kaijin Armadillong, having been tested by Shocker's Brazilian branch, is sent to Japan to work under Colonel Zol and fight against Kamen Rider #2. In his original test, he slaughters a family, leading a surviving woman to go after him for revenge. He is destroyed by Kamen Rider #2's Rider Kick on his belly.
- Shocker kaijin Gamagirah is sent to kill people and destroy documents connected to Shocker's secrets. He is destroyed by Kamen Rider #2's Rider Jump, use to cut through a Cessna airplane which explodes afterwards with Gamagirah inside.
- Hayato Ichimonji and Kazuya Taki attack the outpost commanded by Shocker kaijin Arikimedes and steal an egg from there. Trying to recover it, Arikimedes fights them. He is destroyed after getting hit by Kamen Rider #2's Rider Kick and falling into a pond of formic acid.
- An Egyptian mummy is altered by Shocker Japan under Colonel Zol's orders to become Egyptus. He attacks various targets for Shocker, but ends up tracked down thanks to the last few moments of one of the people attacked by him, and is destroyed by Kamen Rider #2's Rider Kick.
- Shocker kaijin Torikabuto is sent to spread various artificial flowers able to release poisonous gas throughout Japan. However, he is seen by a child, and eventually that leads Kamen Rider #2 to finding him. Meanwhile, revived monsters are about to test the poisonous gas on children, but are stopped by Taki, who uses it against them. Torikabuto is destroyed by Kamen Rider #2's Rider Punch.
- Shocker kaijin Eiking tries to recapture a fugitive from one of Shocker's outposts, only to stumble upon the members of the Tachibana Racing Club. He participates on an operation to set up bombs, but they are stopped by Taki after a single detonation, while Eiking himself is destroyed by Kamen Rider #2's Rider Kick.
- Shocker uses the wolf virus to create an experimental Wolf Man. Initially, a berserker monster, a sample for the "Operation Wolf", who attacked anyone nearby, slept on the streets and turned into Wolf Man to kill a man who approached him. Afterwards, fought and was captured by Shocker soldiers. Returns as a loyal Shocker agent, attempting to capture a girl who had seen him previously. He faces Kamen Rider #2, but was strong enough to match him and escape. Returned to Colonel Zol's outpost afterwards, but its self destruction is activated, killing various Shocker soldiers and commanders with its explosion. Colonel Zol reveals he is also a cyborg, assuming his Wolf Man form to face Kamen Rider #2, and after a lengthy fight is toppled off a cliff by Rider #2's Rider Punch, destroying him.
- Kotaro Minami's parents appear to die in an accident, leading to his adoption by Professor Akizuki to be raised alongside his son, Nobuhiko.
- The Natives, a species of Worm, arrive on Earth. They develop the Masked Rider System on April 3rd.
- The O Medal Paradox: Due to Ankh stepping off the Den-Liner and leaving behind a Cell Medal for a Shocker combatant to find, Shocker is able to create the Shocker Greeed and defeat the Double Riders Ichigo and Nigo. The Shocker scientists complete the brainwashing procedure on the two and Hongo and Hayato become Shocker's elite enforcers. With no one to stop them, the world soon slowly falls under Shocker's control.
- November: In the midst of their war against Gel-Shocker, the Double Riders fight the Evil Eye as their time zone is temporarily brought into contact with those of future Riders V3, Black, and Agito.
- November 25th: At midnight, Tsutomu Hosoya is assassinated by Gel-Shocker's executor Kumolion.
- Kumolion assassinates Kiyoshi Aono despite Kamen Rider's attempt to intervene.
- Kumolion threatens to assassinate Tobei Tachibana at midnight but changes his target to Takeshi Hongo at the last moment.
- November 26th: Capturing the Kamen Rider, Kumolion attempts to have him killed within Gel-Shocker Execution Chamber 13 at 6:00AM that morning. However, he only succeeds in killing his own messenger and is soon after destroyed in battle with the Kamen Rider.
- January 6th: Initially appearing as a hero, the Shocker Rider is intended to destroy the Kamen Rider name with evil while intercepting the Anti-Shocker Alliance, who apparently hold data concerning the Great Leader of Gel-Shocker.
- Haetoribachi is destroyed in battle with Takeshi Hongo. Having been entrusted with the data, Hayato Ichimonji returns from South America to deliver it to the Anti-Shocker Alliance HQ in Japan at midday. With Shocker Rider Number 2, Eidokugar takes the women and children of the Rider Squad hostage in a bid to acquire the data, but is himself taken prisoner by the Anti-Shocker Alliance when the hostages are freed by Tobei Tachibana as the Double Riders only just manage to escape the assembled six Shocker Riders.
- Alliance leader Seiichiro Komura and his followers are later murdered by Namekujikinoko and his combatmen, leaving Chie Ishigami the only survivor.
- January 7th: At morning, the repaired Anti-Shocker Alliance computer analyzes the data pinpointing the Great Leader's location, which is pursued by the Rider Squad with the Double Riders destroying Eidokugar when he attempts to follow them. Ultimately, it proves to be another ruse though the Rider Squad survives as the Riders defeat both Namekujikinoko and the six Shocker Riders.
- February 10th: Gel-Shocker is destroyed as the Double Riders finally confront the Great Leader, who seemingly perishes when he self-destructs the Gel-Shocker base in an attempt to take the Riders with him.
- In an alteration to history written by Shocker's completed History Modifying Machine, Kamen Rider 3 is sent to this point from 2015. Confronting Riders 1 and 2 on the way home after defeating the Great Leader, Rider 3 defeats and seemingly kills them, leading to a new future where Shocker rules the world, brainwashing the future Kamen Riders to serve them as Shocker Riders.
- This change to history is unwritten by the destruction of the History Modifying Machine.
- In an alteration to history written by Shocker's completed History Modifying Machine, Kamen Rider 3 is sent to this point from 2015. Confronting Riders 1 and 2 on the way home after defeating the Great Leader, Rider 3 defeats and seemingly kills them, leading to a new future where Shocker rules the world, brainwashing the future Kamen Riders to serve them as Shocker Riders.
- Shiro Kazami watches in horror as his family is killed right in front of him by Destron's Scissors Jaguar. Before he is about to be killed himself, the Double Riders Ichigo and Nigo burst in to save him. Angry at what has happened, he begs the Riders to make him a cyborg too so that he can have his revenge. Hongo and Hayato refuse stating that he will never be truly human again and that fighting for revenge is meaningless. During a stakeout at a Destron base, the Double Riders fall into a trap set by the Great Leader who reveals he survived his last encounter with them and uses an "anti-cyborg ray" to kill the Riders. Seeing Hongo and Hayato suffering, Kazami leaps into the path of the beam saving them. Wounded and dying, the Riders have no choice but to grant Kazami's wish to become a cyborg and thus Kamen Rider V3 is born.
- Jean Michel Sorrel is born.
- Koichi Sakakibara, who will later become the first Kamen Rider Ryuki, is born.
- January: In the midst of their battle against Destron's Armored Division, V3 and Riderman fight the forces of Shocker as the Evil Eye brings their time zone into contact with those of the Double Riders as well as Black and Agito.
- Robotics scientist Keitaro Jin and his son Keisuke become caught up in the campaign of terror by an evil organization known as "G.O.D.". They are attacked and the professor's technology is stolen, but before Keitaro dies, he is able to perform surgery on his son. With the last of his robotics technology, he transforms his son into "Kamen Rider X". To avenge his father's death and ensure the safety of the entire world, Keisuke uses this technology as he battles the monstrous minions of G.O.D.
- Amazon's idyllic existence is cut short when Gorgos, the Ten Faced Demon, massacres his village, slaughtering everyone except himself in search for the powerful "GiGi Armlet", which gives the bearer fantastic power. Elder Bago, last of the Incas, gives the GiGi Armlet to Amazon for safekeeping while using his knowledge of Incan science and magic to perform a mystical "operation" on Daisuke, transforming him into the powerful "Kamen Rider Amazon" before he dies. Amazon goes to Japan to defend it from Gorgos and his evil organization, Geddon.
- Amazon meets the ally of the first five Kamen Riders, Tobei Tachibana.
- Tachibana helps Amazon overcome his fear of motorcycles while designing his own machine, the Jungler.
- Amazon saves and befriends Mogura the Mole Beastman who had been left to die by Geddon for failing to kill Amazon.
- April 18th: Kaoru Ichijo is born.
- Masashi Sudo, who will later become Kamen Rider Scissors, is born.
- Itsuro Takamizawa, who will later become Kamen Rider Verde, is born.
- December 16th: Hitoshi Hidaka, who will later become Kamen Rider Hibiki, is born.
- Amazon destroys the Ten-Faced Demon Gorgos, vanquishing Geddon, only for Great Emperor Zero and the Garanda Empire to take their place as the threat to Japan, as well as taking the GaGa Armlet.
- Amazon uses the power of both the GiGi Armlet and GaGa Armlet to confront "Great Emperor Zero", revealed to be a body double. Facing the true Ruler of both Garanda and Geddon after his decoy is killed, Amazon uses the Super Dai Setsudan to destroy him, vanquishing the Garanda Empire.
- Pro American football athlete and college student Shigeru Jo learns of the murder of a close friend by Black Satan. He feints allegiance to them to undergo remodeling into a cyborg to enact his revenge against the organization. Once his enhancements are complete, he breaks out of the Black Satan base and frees a young woman named Yuriko Misaki, whom he allies with in the fight against Black Satan. The two become Kamen Rider Stronger and Electro Human Wave Tackle and begin their campaign of stopping Black Satan's evil schemes.
- Yuriko Misaki dies battling Doctor Kate as Tackle
- March 18th: Yuusuke Godai, who will later become Kamen Rider Kuuga, is born.
- Shuichi Tsubaki is born.
- August 4th: Jun Tachibana is born.
- Shocker scientist Doctor D dies in an explosion at his laboratory in the Eastern Kanto Institute Research of Science where he had just finished his research into a method to manipulate history. His death will eventually become part of an urban legend, rumours surfaced that his ghost haunted his lab.
- Gokaigers Joe Gibken and Don Dogoier, with Daiki Kaito and Hina Izumi, travel back in time via the Den-Liner to Winter 1976 to understand the reason why the Kamen Riders and Super Sentai were fighting each other, seeking the answer from Akarenger, the Akarenger of the present having apparently perished at the hands of Tsukasa Kadoya's Dai-Shocker. Upon arrival, they met Black Cross Army Masked Monster Baseball Mask and witnessed his destruction at the hands of Akarenger, who requested that they take him to their present, where it was revealed he was Captain Marvelous in disguise.
- October 30th: Sakurako Sawatari is born.
- Toru Hojo, who will later become V1 and Kamen Rider G3, is born.
- April 10th: Takeshi Asakura, who will later become Kamen Rider Ouja, is born.
- September 4th: Minori Godai is born.
- Sumiko Ozawa is born in New York.
- Takahiro Omuro, who will later become Kamen Rider G3, is born.
- September 29th: Shiro Kanzaki is born.
- Goro Yura, who will later become Kamen Rider Zolda, is born.
- Satoru Tojo, who will later become Kamen Rider Tiger, is born.
- Megumi Asano is born.
- Mr. J, who will later become Crocodile Orphnoch, is born.
- Kamen Rider V3 battles the battalion of Baron Iron Mask in Europe while Kamen Rider Amazon continues his battle against the Ten-Faced Demon in the Amazon.
- Makoto Hikawa, who will later become Kamen Rider G3, is born.
- Ren Akiyama, who will later become Kamen Rider Knight, is born.
- Miyuki Tezuka, who will later become Kamen Rider Raia, is born.
- Reiko Momoi is born.
- Itsuro Takuma, who will later become Centipede Orphnoch and Kamen Rider Faiz, is born.
- Yoshimasa Morishita, who will later become Armadillo Orphnoch, is born.
- January 9th: Keisuke Okamura, who will later become the leader of Neo-Shade, is born.
- Doctor Keitarō Shido, an acclaimed scientist, has been kidnapped by the terrorist organization Neo-Shocker in order to exploit his expertise in robotics technology. Desperate to escape, he convinces Neo-Shocker command to allow him to operate on an injured camper. Explaining that he can turn the camper, Hiroshi Tsukuba into a powerful Neo-Shocker warrior, they allow Doctor Shido to operate. However, he quickly turns the tables on them, transforming Hiroshi not into an evil kaijin, but into the powerful warrior Skyrider, using his newfound abilities to combat the evil Neo-Shocker menace.
- Shinji Kido, who will later become Kamen Rider Ryuki, is born.
- Nanako Shimada is born.
- Saeko Kageyama, who will later become Lobster Orphnoch and Kamen Rider Delta, is born.
- Sakuya Tachibana, who will later become Kamen Rider Garren, is born.
- Sayoko Fukasawa is born.
- The shooting game Galaxian is released.
- NASA's International Space Development Program begins testing "Project S-1", a new cybernetic system that will allow human astronauts to survive and explore deep space without the need of regular spacesuits. Using astronaut trainee Kazuya Oki as the test subject, the scientists, supervised by Professor Henry, convert him into a cyborg and run field tests on his equipment such as the Five Hands. However, a spy from the extraterrestrial Dogma Kingdom observes these events and kidnaps Professor Henry in the hopes of him developing the Super-1 technology into a weapon. Henry refuses and the spy reveals himself as Fire Kong and proceeds to destroy the NASA facility and kill all the scientists. Professor Henry helps Kazuya escape using the V-Machine but is killed in the process as the building collapses and explodes. Kazuya's remote system is destroyed in the process and he cannot figure out how to activate his cybernetics to transform. After returning to Japan and undergoing intense martial arts training under Master Genkai, Kazuya finally transforms into Kamen Rider Super-1.
- December 5th: Uno Hirokuchi is arrested by Dogma Police for building his house on land they have claimed and sentenced to execution alongside his family.
- December 6th: Super-1 saves Uno Hirokuchi and his family from execution by burning at the stake while defeating Dogma Police chief Snakecobran.
- Tetsuya Sawaki, who will later be Shouichi Tsugami and become Kamen Rider Agito and Kamen Rider G3, is born.
- The Dogma Kingdom attacks the Matagi (mountain tribe) village of Yamabiko to steal the sacred Flying Dragon Fortress and wreak havoc all over Japan. Six children from the fallen village take refuge in a nearby town, keeping their identities as Matagi citizens a secret. Kamen Rider Super-1 must protect these children from the Dogma Kingdom, as they hold the secret to the Flying Dragon Fortress' weakness.
- At age 6, Yusuke Godai loses his father when he is killed while working in Afghanistan.
- January 21st: Ryo Ashihara, who will later become Kamen Rider Gills, is born.
- Jun Shibaura, who will later become Kamen Rider Gai, is born.
- Mitsuru Sano, who will later become Kamen Rider Imperer, is born.
- Kotaro Shirai is born.
- October 22nd: Birthdate of Emperor Crisis' daughter, Princess Garonia, created from a single cell of the Crisis Empire's leader. Hitomi Sahara was also born on this day to Utako and Shunkichi, as well as six other girls bearing the same birth mole who will be targeted alongside her by Crisis following the Princess' accidental death over six years later.
- Masato Kusaka, who will later become Kamen Rider Kaixa, Kamen Rider Faiz, and Kamen Rider Delta, is born.
- Kazuma Kenzaki, who will later become Kamen Rider Blade, is born.
- Nana Asahina is born.
- January 19th: Yui Kanzaki is born.
- Mizuhara is born.
- The video game Xevious is released.
- Aircraft pilot Ryo Murasame takes his sister out on a ride along the Amazon when they were shot down by a UFO. They survive, captured by Badan Empire with his sister killed while Ryo became the Combat-Roid known as ZX. His memory is erased by the Badan Empire and he works as their agent of evil. This does not last long as an accident occurs which causes Ryō to regain his memory and escapes Badan. A year later, Ryō begins his attack on Badan as they finish the preparations on their doomsday weapon: the Space Break System. However, a coordinated attack by the Kamen Riders disables the Badancium 84 supplies needed for Space System to work. When Ryō arrives, he thinks Kamen Rider V3, Riderman and Kamen Rider Super-1 are enemies until they get him to listen as only one truck full of Badancium makes it to the Badan's base run by Ambassador Darkness. After being shown a video detailing the history of Kamen Riders 1 to Super-1, Ryō is amazed that there are others like them before joining the Kamen Riders in raiding the base. However, he encounters his former comrade Eisuke Mikage who forces him to fight as Tiger Roid. After being forced to kill his friend, ZX joins the Kamen Riders as they battle not only Ambassador Darkness and the Combat Roids, but also monsters from the previous organizations. When Ambassador Darkness uses the Space Break System on the Kamen Riders, they synch their powers with ZX using his ZX Kick to kill Ambassador Darkness and destroy Badan's base as its Great Leader appears and bids the Riders farewell. Soon after, ZX joins the Kamen Riders as their 10th member.
- Mana Kazaya is born.
- Miho Kirishima, who will later become Kamen Rider Femme, is born.
- Shiori Hirose is born.
- Tsurugi Kamishiro is born.
- The Fangire Rook of the Checkmate Four storms a research facility working on a new weapon and kills all the researchers, including lead researcher Akane Aso. Akane's daughter Yuri, arriving as her mother dies and Rook departs, vows revenge.
- Takumi Inui, who will later become Kamen Rider Faiz, Wolf Orphnoch, and Kamen Rider Delta, was born.
- Saya Kimura, who will later become Kamen Rider Delta, is born.
- Yoshio Kobayashi, who will later become Rabbit Orphnoch, is born.
- While pursuing a Fangire, Wonderful Blue Sky soldier Yuri Aso encounters Otoya Kurenai, a retired violinist considered a genius who starts obsessively pursuing her.
- After an initial encounter with her, the Spider Fangire gains an obsession with Yuri and starts pursuing her.
- The Wonderful Blue Sky Organization develops the Interceptor X Attacker Rider System (IXA) to combat the menace of the Fangires.
- During fifth grade, Yusuke Godai once ran away from home.
- Mika Natsume, who will later become the second Kamen Rider Kuuga, is born.
- March 15th: Iori Izumi is born.
- While attending a birthday party to celebrate their shared 19th birthday, adopted brothers Kotaro Minami and Nobuhiko Akizuki are abducted by the mysterious organization known as Golgom, their bodies and lives sacrificed for the sake of their father needing money for research. Both brothers are implanted with King Stones and modified to become the two potential Century Kings, Black Sun and Shadow Moon, to lead Golgom into a new era. However before modifications are completed, Kotaro breaks free from Golgom's grasp and escapes, abducting the Century King's motorcycle along the way with the Golgom priests in pursuit.
- Otoya Kurenai and his time-displaced son Wataru both use their Kiva powers to defeat King; but he is ultimately killed by his own newborn son, Taiga, who becomes the new Fangire King in his place.
- Weakened by how much power he used to defeat King with both the Proto-Ixa and Dark Kiva belts, Otoya Kurenai makes his final rounds and plays one last song for Maya before dying on her lap.
- At age 11-12, Yusuke Godai ends his sixth and final year at elementary school, making a promise to meet his teacher, Kenichi Iwafune, again on March 25th of 2000.
- Mari Sonoda is born.
- Mutsuki Kamijo, who will later become Kamen Rider Leangle, is born.
- Nozomi Yamanaka is born.
- Taiga Hanaya, who will later become Kamen Rider Snipe, is born.
- August: In the latter period of his battle against Golgom and Shadow Moon, Black joins the fight against Shocker as the Evil Eye brings his time zone into contact with those of the Double Riders, V3 and Agito.
- After the battle with Gorgom and the death of Nobuhiko, Kotaro Minami tries to move on and live a normal life. He lives with the Sahara family and has a job as a helicopter pilot. His idyllic life away from fighting abruptly ends with the coming of the Crisis Empire, who capture him before he is able to transform into Kamen Rider Black and imprison him in the Grand Crisis Fortress. The commanders of Crisis offer Kotaro a chance to join them so that they can conquer the Earth. Kotaro refuses and tries to fight back, only for his Kingstone to get damaged to the point that he can no longer transform into Black. The Crisis Empire then jettison him into the void of space and leave him for dead. Fortunately, the cosmic radiation and light of the Sun is absorbed by the Kingstone and envelops Kotaro in a pod of light, returning him to Earth. It also evolves his body into a new form and revives the Battle Hopper as the Acro Batter. Kotaro christens himself as The Child of the Sun, Kamen Rider Black RX and begins his battle against the armies of the Crisis Empire.
- The parents of Souji Kusakabe are killed by two Worms who likewise mimic them; the one who mimics Souji's mother likewise mimics her unborn daughter.
- December 26th: Ryotaro Nogami is born; this day is nearly wiped from existence by a being known as Gaoh to prove the power of the God Line until Ryotaro's future selves defeat him and protect the day.
- At age 12, Sumiko Ozawa joins MIT.
- Rabbit cafe is opened.
- Yui Kanzaki and Shiro Kanzaki create the Mirror Monsters from picture drawings. Yui becomes ill and because of their neglectful parents, dies. Her mirror world counterpart appears to Shiro stating that she will inhabit her body in the real world but she will die on her 20th birthday.
- Akiko Narumi is born.
- At age 13, Takeshi Asakura murders his parents by starting a fire in their home.
- Reset 5: Yui Kanzaki and Shiro Kanzaki lost their parents in a traffic accident.
- December 24: Shinnosuke Tomari, who will later become the second Kamen Rider Drive, is born.
- Fast food chain Excite Burger is founded.
- A mad geneticist named Doctor Mochizuki begins experimenting on his young lab assistant Masaru Aso to develop a new race superior to humans. Horrified at what the scientist did to him, Masaru flees into the mountains and falls into a coma. Doctor Mochizuki continues his research leading to the creation of the Neo Organism.
- Taichi Misugi is born.
- Shin Kazamatsuri's DNA is altered by Giichi Onizuka, a scientist and part-time serial killer who had been murdering women since his transformation. After the death of his pregnant girlfriend Ai Asuka at the hands of the corrupt Iwao Himuro, Shin executes him to avenge her and protect his son, the human-grasshopper hybrid Shiin Kazamatsuri.
- At age 15, Sumiko Ozawa emerges as the top graduate in her doctoral course.
- Emu Hojo, who will later become Patient Zero of the Bugster Virus and Kamen Rider Ex-Aid, is born.
- Hiiro Kagami, who will later become Kamen Rider Brave, is born.
- The comatose Masaru Aso receives a telepathic call for help and instructs him to protect Hiroshi Mochizuki. Masaru awakens and finds the boy being attacked by the Neo Organisms. Masaru fights them as Kamen Rider ZO and defeats their leader Doras.
- At age 18, Yusuke Godai loses his mother to an illness.
- January 30th: Kouta Kazuraba, who will later become Armored Rider Gaim, is born.
- Meanwhile, back on Earth, great disasters had been happening worldwide signifying that the Fog Mother had returned to feed and spawn a new brood of monsters through a sacrificial ceremony. Environmental photojournalist Kouji Segawa was investigating illegal waste dumping near a lake and came across a young girl named Kana who was later attacked by the Fog Mother's eldest children and kidnapped to be the sacrifice in the prayer ceremony. Kouji tried to rescue Kana but was killed by the monster Agito. He was resurrected by the Earth Spirits and became Kamen Rider J. After a long battle with the Fog aliens, J rescues Kana and kills the Fog Mother, saving humanity from being devoured.
- Sahiko Mamiya begins working for Arikawa Japan.
- Isamu Takagi is arrested.
- Amane Kurihara is born.
- The OSTO moonbase is destroyed by The Red-Eyed Man leaving Astronaut Rokuro Utahoshi stranded on the moon. Rokuro begins development of the Fourze System in the remnants of the base.
- April 11th: Nadeshiko Misaki is born.
- October: Shuichi Kitaoka found his law office.
- Go Shijima, who will later become Kamen Rider Mach, is born.
- Hiraku Kirishima visits his paternal grandmother for summer vacation.
- October 3rd: Takeru Tenkuji, who will later become Kamen Rider Ghost, is born. His mother dies shortly after, leaving Ryu Tenkuji to raise the child alone.
- Kamen Riders ZO and J team up to face a giant resurrected Shadow Moon.
- Hiraku Kirishima's grandmother passes away.
- To perfect his baking art, Gennosuke Oren, later taking the name Oren Pierre Alfonzo, emigrates to France and applies for citizenship. Enlisting in the Parachute Regiment to that end, Oren will fight in conflicts in the Middle East and Africa.
- The Tokyo Police start building the Generation system at the behest of the Japanese government, based upon data collected on Unidentified Lifeform No: 4, to assist him against the rampaging Gurongi, however after the Gurongi's defeat, the system is still incomplete and development is postponed until the arrival of The Lords 2 years later.
- This setting contradicts with the setting in Kamen Rider Kuuga.
- March 10th: Nobuyuki Kazaya, Mana's father, is accidentally killed by Tetsuya Sawaki's sister, Yukina Sawaki. Because she was unable to control the power of Agito inside her, Yukina then committed suicide, followed by her lover. This murder case remained unsolved for 2 years.
- July 18th: The tomb of Riku and Gurongi was found.
- October 19th, Alternated: The meteor that fell in the Shibuya district was much larger, bringing more Worms and evaporating Earth's oceans. The Worms begin slaughtering humans and mimicing their forms.
- This event and what followed in 2006 Alternated, was undone by a time-traveling Tendou Soujii from the alternate timeline by pushing the meteor into another meteor destroying most of it and breaking it up into a smaller fragment which hits the Shibuya district. The Alternate Souji gives his younger self from the main timeline his belt before fading out of existence, leading to the events of the TV series.
- October 19th: A meteor falls to Earth and obliterates the Shibuya district of Tokyo. Along with the destruction the meteor brought something far more dangerous: the Worm, an insectoid race of aliens with the ability to perfectly mimic the appearance and memories of a human. Within seven years, the Worm have infiltrated society and are slowly killing off the human race, replacing them with their own.
- Shortly after Shibuya's destruction, the "parents" of Souji Tendou (in actuality Natives who had previously killed and replaced his real parents) are killed by the young human boy; after discovering that these parents gave birth to a daughter that had replaced his unborn sister, Tendou decides to leave her alive and keep watch over her.
- November: Narumi Sokichi becomes Kamen Rider Skull.
- When Tenjuro Banno's development of the Roidmudes had hit a wall, he asked his friend Krim Steinbelt for help. Steinbelt gave them the prototype Core Driviars to continue their evolution. However, Banno began planning experiments which took a more lethal turn. He forced 002 to copy the appearance of Shinzo Hiroi, who refused to invest in Banno's research. Banno later gets his revenge by torturing 002 as if the latter was actually Shinzo, before Krim saves 002. Krim blamed him for such a malicious abusing act, and may have led to their friendship and partnership ending badly. Soon after, Banno began to implant the evil chip containing negative emotions (starting off with 001 and 003). At that time, he secretly stole Krim's mind uploading technology.
- January 29th, 2:02 pm: Archeologists uncover an ancient tomb in the Kurougatake ruins during an excavation.
- January 31st:
- February 1st:
- February 2nd:
- February 3rd:
- February 4th:
- February 5th: Unidentified Life Form #7 is found.
- February 6th: Unidentified Life Form #7 is destroyed by Kuuga.
- February 7th: Unidentified Life Form #8 is found.
- February 8th: Unidentified Life Form #8 is destroyed by Kuuga.
- February 9th: Unidentified Life Form #9 is found and destroyed by Kuuga.
- February 10th: Unidentified Life Form #10 is found.
- February 11th: Unidentified Life Form #10 is destroyed by Kuuga.
- February 15th: Unidentified Life Form #11 is found.
- February 16th: Unidentified Life Form #11 is destroyed by Kuuga.
- February 18th: Unidentified Life Form #12A is found dead.
- February 19th: Unidentified Life Form #12B is found.
- February 20th: Unidentified Life Form #12B is destroyed by Kuuga.
- February 22nd: Unidentified Life Form #13 is found.
- February 23rd: Unidentified Life Form #13 is destroyed by Kuuga.
- February 24th:
- February 27th: Unidentified Life Form #15 is found.
- February 28th: Unidentified Life Form #15 is destroyed by Kuuga.
- March 2nd: Unidentified Life Form #16 is found.
- March 3rd: Unidentified Life Form #16 is destroyed by Kuuga.
- March 5th: Unidentified Life Form #17 is found.
- March 6th: Unidentified Life Form #17 is destroyed by Kuuga.
- Match 9th: Unidentified Life Form #18 is found.
- March 10th: Unidentified Life Form #18 is destroyed by Kuuga.
- Match 12th: Unidentified Life Form #19 is found.
- March 13th: Unidentified Life Form #19 is destroyed by Kuuga.
- Match 15th: Unidentified Life Form #20 is found.
- March 16th: Unidentified Life Form #20 is destroyed by Kuuga.
- March 18th: Yusuke Godai's 25th birthday.
- March 24th:
- March 25th:
- March 30th: Tachibana Elementary School was scheduled to be demolished on this date.
- April 17th:
- April 18th:
- April 19th:
- April 20th:
- April 21st:
- April 27th: Unidentified Life Form #27 is found and destroyed by Kuuga.
- May 2nd: Unidentified Life Form #28 is found and destroyed by Kuuga.
- May 9th: Unidentified Life Form #29 is found and destroyed by Kuuga.
- May 15th: Unidentified Life Form #30 is found and destroyed by Kuuga.
- May 23rd:
- May 24th:
- May 29th: Unidentified Life Form #32 is found and destroyed by Kuuga.
- June: Sahiko Mamiya is made redundant.
- June 3rd: Unidentified Life Form #33 is found and destroyed by Kuuga.
- June 9th: Unidentified Life Form #34 is found and destroyed by Kuuga.
- June 15th: Unidentified Life Form #35 is found and destroyed by Kuuga.
- June 22th:
- July 19th:
- July 27th:
- August 21st:
- August 27th:
- September 1st:
- September 11th: Go-Jaraji-Da commences a Gegeru set for 12 days.
- September 14th: Someone found the dead body of 34 Unidentified Life Form.
- September 15th: The first day of killing in Go-Jaraji-Da's Gegeru, 24 students dies.
- September 16th: The second day of killing in Go-Jaraji-Da's Gegeru, 22 students dies.
- September 17th: The third day of killing in Go-Jaraji-Da's Gegeru, 23 students dies.
- September 18th: The fourth day of killing in Go-Jaraji-Da's Gegeru, 9 students dies in the morning.
- September 19th: Go-Jaraji-Da's Gegeru is prematurely ended when he is slain by Kuuga.
- September 23rd: Ra-Baruba-De is spotted in Nagano.
- September 27th:
- October 8th:
- November 3rd: Unidentified Life Form #45 is found.
- November 4th:
- December 16th:
- At the start of the new year, Kuroto Dan, the teenage son of Genm Corp. CEO Masamune Dan, discovers that a new virus has emerged on his computer from Y2K.
- Emu Hojo is involved in a life-threatening accident, and is saved by special emergency surgery. His doctor, Kyotaro Hinata gives him a handheld gaming device WonderSwan as a reward for hanging in. This event inspires Emu to eventually become a doctor himself.
- Kuroto sends a copy of the in-development Mighty Action C to Emu Hojo. Unknown to anyone else, the game is infected with the new virus, which subsequently infects Emu.
- September: Tetsuya Sawaki attempts to find Shouichi Tsugami to inform him of his fiancée's death, leading him to board a ferry called the Akatsuki, unaware that he has committed suicide. During the trip, a dying young man is rescued by Sawaki and brought on board the ship. The man reveals himself to be the OverLord of Light, who then bestows the Seed of Agito to the passengers of the ferry, including Sawaki. The El of Water appears to kill the passengers at the will of its master and Sawaki transforms with the power of Agito and fights him. He falls overboard, gets pulled away by the current.
- Two weeks later, Tetsuya Sawaki gets washes up on shore with amnesia.
- September 27th: Tetsuya Sawaki adopts the name Shouichi Tsugami, and is looked after by Professor Yoshohiko Misugi and his family after being admitted out of the hospital.
- December 6th:
- Mayumi Katahira gives her father a watch as a birthday present.
- Shinkuro Isaka discovers his purpose in life when he sees the Terror Dopant rampage in Fuuto, making him interested in finding the GaiaMemory that is powerful enough to confront him.
- The Roidmudes start their rebellion, killing their creator Tenjuro Banno and then Krim Steinbelt, but both of them have uploaded their mind to another place in time.
- Sukimo Shijima dies, leaving the young Kiriko Shijima to take care of her little brother Go.
- January 1st: Yusuke Godai has an elaborate dream in which he celebrates the New Year while recalling his recent battles up to that point.
- January 20th: Unidentified Life Form #4 fight with Unidentified Life Form #0 in the city.
- January 29th:
- January 30th:
- April 27th: Unidentified Lifeform Related Cases Special Joint Investigation Headquarter is disbanded.
- January 20th:
- January 21st:
- January 29th:
- January 30th:
- January 31st:
- February 1st:
- February 2nd:
- February 3rd:
- March 4th: Hisao Katahira predicts all horse races just short of correctly.
- March 5th:
- March 6th:
- March 7th:
- March 8th:
- March 9th:
- March 10th:
- March 11th:
- March 24th:
- March 25th:
- March 26th:
- April 7th:
- April 8th:
- April 9th:
- Birthday of Maya.
- August 24th:
- August 25th:
- August 26th:
- August 27th:
- September 27th:
- September 28th:
- October 14th:
- Agito, G3-X and Gills are summoned by Telepi to neutralize a trio of Lords that are threatening him.
- November 10th:
- November 11th:
- November 12th:
- November 13th:
- April 15th: Shiro Takami is assumed dead in America.
- August 3rd: Ren Akiyama dates with Eri Ogawa.
- August 17th: Hideyuki Kagawa starts to investigate the Mirror World.
- Numerous people goes missing.
- August 4th: Shiro Takami goes missing.
- August 7th: Naoto Ikeda goes missing.
- September 9th: Sachie Arai goes missing.
- September 13th: Miho Okada goes missing in a toilet.
- September 19th: Tomomi Kanada goes missing in the dressing room in her house.
- September 25th: Hiroshi Ooguro goes missing in a shop.
- October 20th: Satomi Kaneda goes missing.
- November 1st: Ryo Tanaka goes missing.
- November 5th: Jiro Shimada goes missing in a theater.
- November 9th: Manabu Kawahashi goes missing in a gym.
- November 10th: Yuta Kato goes missing in a field.
- November 28th: Masako Shinoda goes missing in a parking area.
- December 2nd: Koichi Sakakibara goes missing in his house.
- December 4th: Kazuhiro Shirai goes missing.
- January 19th:
- January 20th:
- January 21st:
- April: Three months following the fall of the Unknown, Agito joins a battle against Shocker as the Evil Eye links his time zone to the years 1971, 1973 and 1988. During this ordeal, Agito is named a Kamen Rider, sharing the heroic title with Gills after returning home.
- January 24th: Dai Miura goes missing.
- September: Shinji Kido is dragged into the Mirror World. He is saved by Kamen Rider Ryuki, Koichi Sakakibara, who is poorly wounded by Mirror Monsters. Koichi passes the Advent Deck of Ryuki ro Shinji, making the latter becomes the new Kamen Rider Ryuki.
- Wanting to end the Rider Battle, Shinji goes to find for Itsuro Takamizawa, Miyuki Tezuka, and later Jun Shibaura.
- Receiving a call, Shinji goes to meet with Masashi Sudo.
- Shinji faces the surviving Riders on his own. The timeline is later reset to Reset 1 off screen.
- September, Reset 1: Shinji destroys the Core Mirror.
- After destroying the Core Mirror, Shinji returns into normal life. The timeline is later reset off screen to Reset 2 off screen.
- It is unclear if there are other timeline loop between Reset 1 and Reset 2.
- September, Reset 2: Shinji Kido is dragged into the Mirror World. He is saved by Kamen Rider Ryuki, Koichi Sakakibara, who is poorly wounded by Mirror Monsters. Koichi passes the Advent Deck of Ryuki ro Shinji, making the latter becomes the new Kamen Rider Ryuki.
- Wanting to end the Rider Battle, Shinji goes to find for Itsuro Takamizawa, Miyuki Tezuka, and later Jun Shibaura.
- Receiving a call, Shinji goes to meet with Masashi Sudo.
- Shinji faces the surviving Riders on his own. The timeline is later reset to Reset 3.
- September, Reset 3: Shinji destroys the Core Mirror. The timeline is later reset to Reset 4.
- It is unclear if there are other timeline loop between Reset 3 and Reset 4.
- September, Reset 3: Shinji destroys the Core Mirror. The timeline is later reset to Reset 4.
- February 4th, Reset 4:
- February 5th: While investigating the mysterious disappearances of people across Tokyo, magazine journalist Shinji Kido discovers a mysterious card deck and is attacked by a red dragon. Later, Shinji senses a presence and accidentally gets transported to a dimension called the Mirror World, where he finds himself transformed into a strange armor with a spider monster chasing him. After being saved by a Kamen Rider with a bat monster, the dragon from earlier attacks again.
- February 6th:
- March 16th:
- March 17th:
- March 18th:
- March 19th:
- March 20th:
- June 20th:
- June 21st:
- June 22nd:
- June 23rd:
- July 1st:
- August 1st:
- August 2nd: As Ryuki, Shinji dreams of fighting alongside his rival Kamen Riders as well as Kamen Rider Agito to defeat the latter's evil doppelganger from the Miracle World.
- August 3rd:
- August 4th:
- August 5th:
- August 6th:
- August 7th:
- August 8th:
- August 9th:
- August 10th:
- August 11th:
- August 12th:
- August 20th:
- August 21st:
- August 22nd, Alternated:
- August 22nd:
- August 23rd:
- December 8th:
- December 12th: Police receives the request to search for Mitsuru Sano.
- December, Reset 5:
- The later events of Ryuki is skipped for Reset 5.
- December 23rd:
- December 29th:
- November 16th: Class reunion of Ryusei School.
- January 17th:
- January 18th:
- January 19th:
- The timeline is reset, however it is unknown if it is reset to Reset 5 or Reset 6.
- January 19th, Reset 6:
- To be added
- One year following the fall of the Unknown, Takahiro Omuro become the captain of the MPD's G5 Unit, following the ideals of Makoto Hikawa and Sumiko Ozawa. Toru Hojo catches up with Ozawa who is now a professor in London. Hikawa continues to pursue criminals with Kōji Kōno. Shouichi Tsugami has founded the Restaurant Agito, which is attended by Yoshihiko Misugi, Taichi Misugi, Mana Kazaya, and Koji Majima.
- Eisuke Tomari, a police offer and father of Shinnosuke Tomari, is shot and killed by Mitsuhide Nira in a bank robbery.
- To be added
- December 24th: Tetsuo, who will become the contract holder of the Bat Imagin, loses his mother, not being by her side when she died. The Bat Imagin, having traveled to the past, possessed Tetsuo's body and begins causing havoc until Kamen Rider Den-O appears and forces him to abandon Tetsuo. And he is destroyed by Den-O, he then becomes Gigandeath Heaven and is ultimately defeated by DenLiner Gouka. After the Gigandeath is destroyed, Ryotaro decides to make a slight change: using the DenLiner to take Tetsuo to be with his mother at her final moments.
- Kanai, the last Category King Undead, is sealed by Tachibana.
- Hajime is declared the winner of the new Battle Fight, releasing a legion of Darkroaches to destroy humanity.
- To put an end to the invasion, Kenzaki becomes the second Black Joker, giving a chance for Hajime to live as a human.
- Asumu meets Hibiki on Yakushima island, he sees Hibiki transform into an Oni and fight with Makamou. After that, he decides to do his best passed the high school exam and enrolls in Jounan High School. Because of Hibiki, Asumu knows the secret of the Takeshi, he becomes more closer with Hibiki and the Tachibanas. He begins to work part-time for the Tachibana's store.
- Zanki retires and Todoroki becomes a solo Oni. At first, he feels diffident. But gradually, He becomes more experienced. Zanki decides to work as Todoroki's supporter.
- Akira thinks that her harted makes her become stronger. But Ibuki disagree with her viewpoint. They dissent with each other. Akira decides to go with Shuki, an evil Oni. Ironically, Ibuki is chosen to kill Shuki, but he isn't strong enough to do this. After Shuki's death, Akira leaves Ibuki and renounces to become an Oni.
- Todoroki is critically injured by an Makamou, he has to go to the hospital. Because of Orochi, Zanki has to fight again. Unfortunately, He is killed by Makamous. Zanki's death makes Todoroki beccome stronger.
- Sachiko Emoto dies.
- Makoto and Kanon Fukami are accidentally sucked into the Gamma Dimension.
- December 19th: Takeru Tenkuji and Shinnosuke Tomari are sent back in time to this point from 2015 through a wormhole. Mr. Belt meets Shinnosuke Tomari for the first time.
- December 20th: Ryu Tenkuji, father of Takeru Tenkuji, dies.
- Hibiki commences a ceremony to seal Orochi and prevent it from awakening while Zanki and Todoroki fend off hundreds of Makamou. While the events during the ceremony were not fully shown, it was revealed that all of them survived and successfully sealed Orochi away. One year later, Asumu has become a doctor's assistant and Hibiki has accepted Kyosuke as his student, training him to be an Oni.
- The Masked Rider system is completed by ZECT. Much to their chargin, the Kabuto Zecter falls into the hands of Souji Tendou, a man outside of their organization.
- March 15th: When he travels to the past, the Chameleon Imagin begins to destroy various cars while possessing Yamagoshi. The Chameleon Imagin overpowers Den-O Plat Form until Momotaros apologizes for his earlier squabble with Ryotaro and assumes Den-O Sword Form, slicing the Imagin in half at the waist with his Extreme Slash and destroying him.
- May 21st: Shinji Kikuchi won a karate tournament against Masaru Honjō by default because Honjō suffered from a heart attack before the match could commence. When he travels to the past, the Rhino Imagin destroys the karate arena, and is confronted by Den-O's Sword Form and manages to have the upperhand until Kintaros forms a contract with Ryotaro, turning Den-O to Ax Form. Despite his best attempts, the Rhino's mace is shattered by Den-O's brute strength, allowing him to be struck down by the Dynamic Chop. He then reforms into Gigandeath Hell and is destroyed by DenLiner Rekkou.
- July 24th: Tomoya Ōbayashi and Yumi Saitō were to be married, but Yumi left her fiancé at the altar. The Crow Imagin travels to this date, once in the past, he "erases" all of the members of Yumi and Toyama's wedding party. The Crow Imagin is defeated by Den-O Sword Form after Rod Form manages to counter his flight ability.
- October 15th: The Crust Imagin travels to the past on this date when Daiki Saitō lost a soccer game, alienating him from his teammates. The Imagin begins attacking the soccer stadium. When destroyed by Den-O Rod Form, the Crust Imagin becomes Gigandeath Hades and is then destroyed by DenLiner Isurugi.
- November 8th: Kensaku Kobayashi kicked his daughter Kasumi out of the house. The Ivy Imagin arrives and destroys the Kobayashi's hometown. When Kintaros tries to make the father and daughter make up in the past prior to actually fighting the Ivy Imagin, he endangers the flow of time as a result and is to be banished off the DenLiner. However, Kintaros' act of informing Kasumi of her father's true feelings alter time so that Kasumi and Kensaku are able to reconcile prior to Kasumi's meeting with Ryotaro and Kensaku's meeting with the Imagin. This time paradox negates Kintaros' banishment from the DenLiner, for the cause of the banishment never existed.
- January 9th: Airi Nogami confirms to her brother, the unlucky and shy Ryotaro, that she is pregnant with the child of her's and her fiancé Yuto Sakurai and that he must be ready to protect the unborn child due to its importance as a Singularity Point. When Ryotaro from a year later arrives in this time, he rediscovers this truth during Kai's final assault where partner Urataros sacrifices himself to allow him to reach 2008 to confront Kai.
- January 10th: Kai, a Singularity Point from the future, defeats Sakurai (Kamen Rider Zeronos) in a battle; the result of which destroys this future while connecting it to 2007; survivors from that time who travel into this past period transform into beings known as "Imagin" created from the imagination of human hosts that anchor them. Because of this, Sakurai's fiancée Airi Nogami loses all of her memories of her fiancé's existence; while Ryotaro likewise forgets him and about his sister's unborn child.
- Shortly after the Imagin invasion to 2007 begins, Ryotaro finds a strange train pass and tries to return it to the train station, only to wind up in another dimension with a strange black and white bullet train and a mysterious girl in a dress. After being possessed by an Imagin and restraining it from hurting a group of thugs who were bullying him earlier, Kotaro learns that the girl's name is Hana and she is from the future and she explains what the Imagin are. Hana then gives him the pass to transform into Kamen Rider Den-O Plat Form to try and fight another Imagin before he travels to the past. After getting beat up for a bit, he then allows the Imagin from before to form a contract with him and possess him, changing into Sword Form and finishing off the Bat Imagin.
- After he is knocked out when trying to save a young soccer player from a truck, Ryotaro is possessed by two further Imagin. The first, Ryutaros, a dragon Imagin, decides to hide within the Singularity Point's heart to await the right moment to assassinate him by the orders of his master, Kai. The second, a turtle Imagin who wishes for his freedom instead of following Kai's orders, immediately shows influence on Ryotaro with his suave nature and abilities to lie out of any situation. Given the name "Urataros", the Imagin helps Ryotaro save the soccer boy from the Crust Imagin.
- Masaru Honjō, an ailing martial artist, is possessed by a bear Imagin who wishes to help him be strong instead of following the typical wish contract. He is quickly pursued by Ryotaro and Hana believing him to be attacking martial arts dojos; but the attacks are instead by Shinji Kikuchi, the champion of the same tournament possessed by the Rhino Imagin in hopes of getting a final showdown with Masaru. When the bear Imagin fulfills his contract by helping Masaru stand up to Shinji, Ryotaro takes pity on the noble warrior and allows him to become his fourth possessing Imagin, givping him the name Kintaros.
- Ryutaros finally emerges within Ryotaro due to his desire to protect a park under threat of being redeveloped, despite his initial combative nature, he ultimately decides to stick around due to wanting to become the leader of the Den-Liner, ignoring his orders from Kai.
- September 12th: Evolt finally tried to open Pandora Box at the ceremony to celebrate the successful return of Kiwami. However, against his plan, the box wrongly spreaded his destructive power to Earth. As a result, Skywall was built after splitting the country into three parts.
- To be added
- Begins Night: Private detective Sokichi Narumi and his young partner Shotaro Hidari search a building controlled by the Sonozaki Family. Disobeying Sokichi's orders to wait for his return, Shotaro encounters a mysterious man running a project tied to the distribution of GaiaMemories. When Sonozaki forces led by the Taboo Dopant attack, Sokichi sacrifices himself in order to save both Shotaro and the man, who he dubs "Philip". The duo use the hidden DoubleDriver to become Kamen Rider W for the first time, but Philip ultimately uses his own personal Fang Memory to allow for the duo to escape the Sonozaki's grasp.
- The world starts collapsing due to numerous parallel Earths slowly colliding into each other. The nine Heisei era Kamen Riders use their powers to try and hold the world together. Wataru (Kiva) tells an amnesiac named Tsukasa Kadoya that he must travel to many different worlds so that the merging of the worlds does not happen. Tsukasa finds a belt with cards and uses them to become Kamen Rider Decade, the prophesied destroyer who will initiate The Rider War and annihilate the multiverse.
- After Tsukasa regains all of his memories, the A.R. Worlds (except the supposed Den-O's World, but a main Kamen Rider world) are destroyed and he becomes a destroyer at the end after complete the test, Tsukasa decided to destroy any Riders left except Kaito, Yuriko and recently Natsumi, whom recently used her to kill him without hesitating to restore the A.R. Worlds. He is later revived and happily reformed.
- March 20th: Kazuya Sugami sells a Zero Gaia Memory.
- August 12th: Kirihiko Sudo sells a T-Rex Gaia Memory.
- September 9th: Yukimi Shutani sells a Money Gaia Memory.
- Akiko Narumi arrives in Fuuto to take over her father's detective agency, which had been under the control of Shotaro and Philip since his death.
- Kirihiko Sudo becomes engaged to Saeko Sonozaki; the action promotes the GaiaMemory dealer within Museum's ranks and allows him to gain equipment to become the powerful Nasca Dopant. They are married a short time afterward.
- Museum gains notice of Kamen Rider W due to the destruction of a GaiaMemory factory around a vacant lot claimed for another wind tower by the city government.
- Shotaro, Philip and Akiko gain awareness of the Sonozaki's involvement with the GaiaMemories and Dopants during an investigation regarding patisserie abductions at their mansion.
- November 9th: Tsuyoshi Nezu sells a Virus Gaia Memory.
- December 1st: Shin Watabe sells a Violence Gaia Memory.
- While investigating an obsessed fan of hers, Philip gains a mutual trust with Wakana Sonozaki.
- Wakana abandons her position as the Claydoll Dopant due to her connection with Philip and her fear of her family.
- During an investigation on Christmas, Shotaro and Philip appear to re-encounter Sokichi Narumi who attacks them. Through this investigation, Akiko learns of her father's death while Double ultimately must team up with Kamen Rider Decade to defeat the fake Sokichi, who was created by the Dummy Dopant.
- Ryu Terui returns to Fuuto to become the head of the Paranormal Crime Investigation division of the Police Department who handle cases involving Dopants. He is also in preparation for receiving his gear to use for his revenge.
- Saeko reveals Philip as the "chosen child", without revealing Philip's purpose other than trying to abduct him for her purpose.
- The Fang Memory catches up with Philip and begins protecting him. When Philip tries to use the Fang memory with Shotaro, he loses complete control but reassumes control of it after regaining confidence with Shotaro.
- Kirihiko discovers the truth of Museum; though he gains the confidence of his former rival Shotaro to leave it behind, his wife Saeko kills him and takes his Nasca GaiaMemory .
- After a period of spying on him, Terui approaches Shotaro to assist in tracking down a Dopant who creates ice, believing it to be the one who killed his family. During the investigation, the mysterious partner Shroud supplies Terui with the Accel Driver, allowing him to become Kamen Rider Accel.
- Saeko begins to see Dr. Shinkuro Isaka, a benefactor to Museum who also possesses the power of the Weather Dopant and decides to further study the effect of GaiaMemories upon her.
- After being told about Saeko's sister's resistance to the family business, Shinkuro manipulates her to bring Wakana in, then uses the power of the Puppeteer Dopant to make adjustments to Wakana, leading to a slight personality change and an increase in the Claydoll Dopant's power.
- Both Shotaro and Terui finally encounter Isaka due to a connection of giving the Invisible GaiaMemory to a ditzy female magician he uses to learn of it's power for himself. In trying to stop the Weather Dopant, Accel goes all out while W tries and nearly self-destructs in using a double Maximum Drive. Ultimately, Terui must put aside revenge to free the magician from the GaiaMemory and work with Shotaro and Philip to deliver a powerful attack to deal with Isaka, even though he gets away.
- During the battle with Nightmare Dopant, Philip is abducted by the bird-like Xtreme Memory to meet with Shroud after nearly getting killed. Shroud saves him believing that he is still necessary for her plans.
- Shroud attempts to convince Philip to abandon Shotaro due to his failure in keeping up in power with the W combination, but Philip realizes that Shotaro's "weakness" in his kindness for others makes him the perfect partner. With the realization, the duo utilize the Xtreme Memory to become CycloneJokerXtreme, first used to defeat the tough Dopant combination of Beast and Zone.
- In desperation to finally deal with Isaka, Terui begins to train with Shroud to master the Trial Memory to give him an upgrade to stop the Weather Dopant.
- Isaka and Saeko make their move against Ryubee Sonozaki, with the mad doctor believing that the power of the Terror GaiaMemory owned by the patriarch is what he really desires for power while Saeko joins out of the lack of love from her father.
- In a final showdown, Terui shows his mastery of the Trial GaiaMemory in finally stopping Isaka and destroying the Weather GaiaMemory. Isaka soon becomes consumed by all of his Dopant powers leading to his death, but not before revealing to Terui and to Shotaro and Philip to beware of Shroud.
- Jun Kazu of Foundation X arrives in Fuuto to check on the progress of the GaiaMemory project; he gains an interest in Saeko and takes her Taboo Memory after she accidentally leaves it behind while in pursuit by Museum assassins.
- Philip and Wakana attempt to leave Fuuto behind in order to escape the chaos within the city. However as Philip becomes distracted by his duties, Ryuubee convinces Wakana to become the new leader of Museum's forces due to Saeko's dissapearance.
- Philip discovers his true identity as Raito Sonozaki, the youngest son of the Sonozaki family, from a former worker for Museum.
- After finding out about Wakana's new position in Museum, Saeko reacquires the Nasca Memory and uses it to become a more powerful Red variation to reprove her domination.
- Ryubee offers a Gaia Progressor to Wakana to increase her power, which she declines until seeing Saeko's increased power. Using Gene Dopant's ability to combine objects, Wakana uses the device to evolve Claydoll Dopant to Xtreme.
- Wakana gains access to the Earth Memory library due to her Xtreme evolution, where she taunts Philip due to her own progress.
- During the incident with the powerful Old Dopant, Shroud reveals that Philip and Terui's developments were meant to create the ultimate combination with Terui: CycloneAccelXtreme, one who will be able to manage the most powerful psychological Dopants such as Old and Terror. Piecing together Shroud's motivation, they realize that Shroud is Philip's mother and was using him to get back at her former husband Ryuubee, while likewise apologetic that her plans led to Isaka becoming the Weather Dopant that rampaged and killed Terui's family.
- Foundation X cuts their funding of Gaia Memory research upon the Utopia Dopant's defeat to study a new power source.
- Eiji Hino gains the OOO Driver and Scanner from Ankh and transforms into Kamen Rider OOO to fight the Greeed.
- Mika Natsume finds the prototype Arcle.
- Madoka Hoshi is born. Her father, Kagenari Nagumo, disappears shortly after.
- To be added
- Accel was involved with a Dopant case where his marriage with Akiko was almost jeopardized.
- Mina narrated to Kamen Rider Double the events which made Katsumi Daido a true Kamen Rider.
- Alternated, April 1st: Eiji and Ankh head back home only to discover everything has changed. The world governments are now under the complete control of Shocker and the various evil organizations that allied with them. Japan is in ruins with most people living in slums or being killed or reconstructed into cyborgs by Shocker. This timeline is negated from existence later on by defeating the Shocker Greeed, undoing the brainwashing of Riders 1 & 2 and the memories of Kamen Riders being heroes enduring despite the changes in time.
- Team Baron was established.
- Zero Day: Kuroto Dan unleashes the Bugster Virus in order to start the creation of his Perfect Game Kamen Rider Chronicle. Masamune Dan is framed for the incident and is sent to prison.
- Dr. Taiga Hanaya is given the Proto Bang Bang Shooting Rider Gashat and a Gamer Driver to become Kamen Rider Proto Snipe and fight the virus, however while attemping to cure the patient Saki Momose, he is defeated by the Graphite Bugster. This costs Saki's life, and Hanaya loses his medical license.
- March 22nd: Amanogawa High School is closed for spring vacation.
- March 23rd - April 5th: Amanogawa High School's spring vacation period.
- April 20th: Returning as Great Leader of Dai-Shocker, Decade has started wiping out Super Sentai teams beginning with Gorenger as Captain Marvelous, having become Emperor of Dai-Zangyack, does the same with the Kamen Riders beginning with the Seven Legendary Riders. Diend returns, surprised at the turn Decade has made. Fourze is also caught in the crossfire and witnesses Meteor apparently being killed at the hands of Gokai Red. Joining with Hina Izumi after she loses OOO, Diend meets the remaining Gokaigers Joe Gibken and Don Dogoier and, after dinner that night, sets up a rendezvous between the Gokai Galleon and the DenLiner.
- April 21st: After a trip to winter of 1976, the DenLiner crew, having picked up what appears to be Akarenger, drops him off on this day where he is joined by the surviving Sentai to wage a last battle against the surviving Riders led by Rider 1. When only Rider 1 and Akarenger are left standing, they reveal themselves to be Decade and Gokai Red, who had infact relocated all heroes to the dimensional rift in an elaborate ruse. When Dai-Shocker and Dai-Zangyack join forces to become the Shocker-Zangyack Alliance led by Narutaki as Doktor G and Rider Hunter Silva, the combined Rider and Sentai army is ready to defeat them, with Fourze and the Go-Busters joining forces to destroy the combine Big Machine piloted by a vengeful Diend.
- The Sabbath: On the day of a solar eclipse, Wiseman performs a ritual involving the gathering of many Gates, humans with magical potential, who were forced into deep despair and sacrificed, giving birth to the Phantoms. These Phantoms seek to increase their numbers through placing more Gates in despair to create more of their own kind so Wiseman can perform the Sabbath once more. One of the Gates who was sacrificed was Haruto Souma, but he survived thanks to the promise he made as a child to his parents, when they were on their deathbed after a car accident, to keep hope alive in his heart. He was able to keep his inner Phantom, Dragon, from tearing him apart from the inside through sheer willpower, Haruto was one of the very few to have survived the ritual and emerged with the ability to perform magic.
- In the aftermath of the ritual, Haruto is attacked by a Phantom but is saved by the White Wizard, who entrusts Koyomi, to the youth while giving him the Wizardriver and the Flame Ring to fight the Phantoms as Kamen Rider Wizard. Haruto and Koyomi go to the Antique Shop Omokagedo, seeking Shigeru Wajima, who made the Wizard Rings. Wajima will go on to make more and more rings for Wizard to use in his fight against the Phantoms.
- The Phantom Gargoyle is assigned to go after a high school student named Naoki Katayama, murdering his detective father when he attempts to stop him. But due to Kizaki honoring his late partner's request, Gargoyle never gets to Naoki as he is sent to Akita Prefecture.
- Six months after the Sabbath, Haruto encounters rookie detective Rinko Daimon, whom he discovers is a Gate just as she is forced into despair by the Phantom Minotauros. Haruto destroys Minotauros then travels to Rinko's Underworld, using his own Phantom, now known as WizarDragon, to destroy Rinko's source of magical potential and inner Phantom Jabberwock, giving her the hope she needs as well as rendering her a normal human.
- Haruto meets a young man, Shunpei Nara, who wishes to be a wizard. When Shunpei is attacked by the Phantom Hellhound and his Ghouls, Rinko returns, coming to his and Haruto's aid. She tells Haruto that she will help people, magic or no magic.
- Hellhound, assuming the form of his Gate, takes advantage of Shunpei's wish to be a wizard, creating the illusion that he can cast fire spells, then forcing him into despair after revealing the deception and his true self. Haruto destroys Hellhound and travels to Shunpei's Underworld, destroying his inner Phantom Cyclops and rendering him a normal human. Shunpei makes himself Haruto's assistant, saying that he will help Haruto even if he doesn't have magic.
- Koyomi's nature is revealed to Rinko and Shunpei. The lazy Phantom Caitsith is forced to target pianist Eisaku Takagi who has fallen into a performance slump. Remembering when Haruto gave her hope when she couldn't cope with what happened to her after the Sabbath, Koyomi tells Takagai to face the present to move on to the future. As Wizard destroys Caitsith, Takagi loses the piano competition again but decides to move on by moving overseas and starting over with his career, thanking Koyomi for inspiring him.
- Shunpei, Wajima, and the Donut Shop Hungry worker fall victim to a con artist, Manami Kawasaki, who Haruto discovers is a Gate whose dream is to return to her childhood house. Manami is targeted by the Phantom Gnome. After his attempt to burn the house down fails and he is hindered by the Smell Ring's power, Gnome is destroyed by Wizard when he attempts to escape. Koichi Yamagata is revealed to be buying the property so Manami can come back and buy it from him, for which she is grateful.
- A familiar sent by the White Wizard delivers a red Magic Stone to Haruto. Haruto saves a boy called Hiroki Itoh from Ghouls, later meeting his mother, Mikiko Itoh, who is a familiar face as the nurse who comforted Haruto as a child after his parents died. Meanwhile, with four Phantoms destroyed by Wizard, Chief Phantom Phoenix becomes irritated and decides to deal with Wizard himself, he asks for Wiseman's permission, which Wiseman gives along with an idea to place the Gate into despair. The next day, Haruto and Hiroki find the latter's mother having been beaten to an inch of her life by Phoenix. Haruto becomes Wizard to fight Phoenix as Shunpei and a concerned Hiroki take the latter's mother to the hospital. Wizard finds that his magic is no match for the Phantom as he throws him over the bridge into the water below.
- Haruto is saved from drowning by WizarDragon. Haruto is determined to save Hiroki's parents but has no idea how he can defeat Phoenix. Wajima uses the new magic stone to create the Flame Dragon Ring. Haruto uses it and contacts his inner Phantom, who warns him that while he will be able to channel his power he may eventually be consumed by despair, Haruto retorts that the dragon's power is his hope, amusing the Phantom who agrees to give Haruto his power. With WizarDragon's power, Haruto assumes Flame Dragon Style. He manages to save Hiroki's parents and destroy Phoenix, though unknown to Haruto, he revives himself later on.
- Naoki Katayama returns to Tokyo to learn the truth behind his father's death. Kizaki has Wajima kidnapped so he can make him a Wizard Ring using a green Magic Stone he has obtained. Haruto finds that Phoenix has revived himself. The Phantom Gargoyle sees Naoki's return as an opportunity to finish what he started by revealing the true story of his father's death. This causes a guilt-ridden Naoki to fall into despair and his inner Phantom Jörmungandr to manifest. With time running short. Kamen Rider Wizard Flame Dragon quickly destroys Gargoyle before entering Naoki's Underworld to exterminate Jörmungandr. Kizaki is grateful to Haruto for saving Naoki, returning Wajima along with the green Magic Stone.
- Wajima uses the green Magic Stone to create two rings for Haruto, the first will allow him to assume Hurricane Dragon Style, while the second will allow for a powerful attack using this style. The Phantom Valkyrie attacks Shunpei's old friend Tetsuya Inagaki to thwart his delivery, which makes Shunpei think his friend is the Gate. Valkyrie uses his human identity to trick his true target, Shozo Matsuki, whose hope is to keep his shop from closing, into wasting a majority of his wagashi. Haruto meets the Chief Phantom Medusa for the first time. Valkyrie eventually learns that Matsuki's hope is within Tetsuya and sees killing the youth to be the only way to fulfill his quota. However, during the attempt on Tetsuya's life, Valkyrie is destroyed by Kamen Rider Wizard Hurricane Dragon. Later, though Matsuki's shop closes, he and Tetsuya have a renewed sense of hope while Shunpei is unaware that he helped.
- Haruto confronts Medusa attacking a man called Satoshi Ishii, he saves him assuming he's a Gate. What Haruto doesn't know is that Satoshi is actually the Phantom Lizardman that attacked him after the Sabbath. Lizardman meets Chizuru Manaka, an aspiring actress from his former life. Lizardman is forced by Medusa to kill Haruto so his life can be spared. Meanwhile, Koyomi follows the PlaMonster Black Cerberus, which was sent by the White Wizard, to the empty lair of Wiseman where she discovers a blue Magic Stone, which Wajima uses to create the Water Dragon and Blizzard Rings.
- Lizardman intends to destroy the film reel containing the final scene of the independent film Chizuru starred in order to bring her into despair. When Lizardman is about to destroy the film reel, Haruto confronts him and becomes Wizard to fight him again, then becoming Water Dragon to finish him off. Haruto gives Chizuru the film and lies to her that Satoshi is alive and went into hiding at America to study there. As Chizuru leaves to move with her life, Haruto knows that he will have to eventually tell her the truth someday. Elsewhere, finding the stone he produced gone, Wiseman delights in the turn of events.
- Phoenix targets a blonde-haired man named Tatsuro, whose hope is giving Christmas presents to the children of the orphanage where he lived. Phoenix destroys the presents and fights Haruto. Though Phoenix has come back strong and survives Flame Dragon, Haruto manages to destroy him for a second time with Water Dragon. When Haruto enters Tatsuro's Underworld to destroy his inner Phantom Hekatonkheir, he encounters Santa Claus who gives him a present, the Merry Christmas Ring, which Haruto uses to restore the destroyed presents.
- Shiin Kazamatsuri decides to investigate those responsible for everything that happened to his parents in 1992.
- Having completed his training to become a master patisserie to the point of winning the Coup de Monde in France, Oren Pierre Alfonzo returns to Japan and establishes his own business in Zawame City.
- While coming to the aid of a strange new Gate called Kosuke Nitoh when he is attacked by the Phantoms, Haruto is poisoned by the Phantom Manticore whom, assuming his human identity as a fortune teller, desperately tries to find Kosuke's strength so he can make him despair, only to find out that Kosuke is rather optimistic, believing that pinches and chances are two sides of the same coin, considering hope and despair to be the same thing. When a very weak Haruto tries to save Kosuke, the man reveals that he is in fact a magician himself, Kamen Rider Beast. He cures Haruto of his poison and destroys Manticore and his Ghouls, revealing his ability to absorb their mana for food. Assuming that Haruto can consume mana like he can, Kosuke believes Haruto to be his rival as he takes his leave.
- Wiseman performs the second Sabbath to revive his deceased daughter, but it was stopped as Kosuke freed Beast Chimera, by destroying his Beast Driver.
- The Sou family are killed at the hands of a still alive Gremlin, who took Wiseman's Hammel Cane when he was stabbed by Wiseman before the White Wizard went to confront Wizard one more time: Fueki is killed and Koyomi had her Philosopher's Stone stolen from her body, leaving her to die in Haruto's arms.
- Gremlin evolved with Philosopher's Stone's power, leading Ghouls to start the attacks on the city, but desires to be human again. The three Kamen Rider Mages return and join the battle against Gremlin. Wizard arrived to battle against Gremlin, able to take the stone from his body, transforming it into the Hope Ring, destroying Gremlin with a Hope Ring supercharged Kick Strike. Masahiro's child was born, Yuzuru becomes Nitoh's disciple during his vacation to accompany Nitoh to search for Beast Chimera, Mayu joins the police force and takes Haruto's position as a guardian, Shunpei becomes Wajima's disciple, Haruto goes on a journey around the world to find "Koyomi's" safeplace.
- During his travels, Haruto hears a cry for help and comes across a large yellow Magic Stone on a beach. The Stone sucks him into an alternate world where a tyrant wizard named Amadum ruled and all humans transform into monsters at a certain age. Haruto finds a group of humans who resemble his friends that cannot change into monsters, who are protecting a chest they stole from Amadum that contains the Rider Rings. The alternate Haruto and Koyomi of this world use these rings to summon the 13 Heisei Kamen Riders to protect themselves from Amadum's forces so that they can leave this world. A Kosuke from the past arrives in this universe to aid Haruto, as he got sucked in as well. Amadum plans to use the rings to break free from the Magic Stone and unleash an army of monsters upon the world. During a battle between the Kamen Riders and the monsters, the children open a portal to Earth. Their cries for help are heard in Zawame City by Kouta Kazuraba, who leaps into the portal to The Magic Stone and transforms into the newest Kamen Rider, Gaim.
- Wizard is surprised by his successor's sudden appearance and after defeating the monsters, Kouta departs back home as he was busy doing something. Amadum appears and steals the Rider Rings, kidnapping the alternate Koyomi and Haruto. Kouske and Haruto come up with a plan to rescue them and steal the Fourze Ring from the chest. Amadum summons Decade to go after Haruto. Tsukasa de-henshins and talks with Haruto about what it means to be a Kamen Rider, until he later tricks him and forces him to hand over the Fourze ring. Tsukasa returns it to Amadum and the evil wizard reveals his plan is for revenge, because he was imprisoned here centuries ago for committing a crime. Amadum then tries to use the Rings to destroy Haruto, but the Kamen Riders refuse to obey him. Tsukasa transforms into Decade and fights alongside Haruto and the other riders destroying Amadum's forces. Amadum uses his power to steal their abilities and nearly defeats them, but the alternate Haruto summons Kouta back as Gaim. Wizard tells Gaim what it means to be a Kamen Rider like his predecessor before him and Kouta officially adopts the moniker. The Kamen Riders get their powers back and change into their strongest forms. All 15 of them then use their respective Rider Kicks and then Gaim and Wizard slash Amadum, destroying him. Kouta and the other Riders go back home and Tsukasa departs again on his journey through the multiverse, wishing Haruto luck on his journey and that they will meet again some day. Before leaving, Haruto gives his Infinity Ring to his alternate world counterpart so he can have the power to protect the alternate Koyomi.
- Back in the present, Nitoh finally found Chimera, learned the Phantom's origin and fixed his Driver.
- Sometime later, a cannibalistic Phantom named Osuka/Ogre absorbs White Wizard's powerful Carbuncle Phantom's essence. He had absorbed the abilities of all the Phantoms Wizard had previously faced and was targeting Haruto's Dragon Phantom so that he could become invincible. To that end, Ogre steals the Hope Ring and uses it to create a fake Koyomi to fight Haruto as the second White Wizard and make him fall into despair by forcing him to kill the one person he could not save. Kosuke tries to protect Haruto, but gets thrashed by Ogre as White Wizard Koyomi rampages through the city.
- Haruto stops the fake Koyomi by showing his unresolved feelings towards her, causing her body to dissolve and revert back to the Hope Ring. Ogre forcefully enters Haruto's Underworld using Legion's power and Shunpei's Ring creates a duplicate construct of Wizard that enters his own Underworld. Haruto realizes that the strength he had to fight against despair was not just his own, but a result of the love and friendship he had with Koyomi. This gives him the power to destroy Ogre and realize that his Underworld is the best resting place for the Hope Ring.
- October 6th: The Inves Game phenomenon is growing in popularity as Yuya Sumii, the leader of the Beat Rider Team Gaim, is given a Sengoku Driver by Lock Dealer Sid as former member Kouta Kazuraba is reunited with fellow Gaim Beat Rider Mai Takatsukasa. They are called by Yuya only to find a crack to the mysterious Helheim Forest where they find the Sengoku Driver before they are attacked by an evolved Inves monster. While encountering a Mysterious Girl who resembles Mai, Kouta uses the Orange Lockseed and Sengoku Driver to transform into the Armored Rider, Gaim. As Gaim, Kouta proceeds to destroy the Inves.
- Unbeknownst to them at the time, the Byakko Inves that Kouta destroyed was actually Yuya, having found the Helheim Forest before them and transforming into an Inves after eating one of the forest's mysterious fruits. Yuya's transformation and subsequent destruction at the hands of Armored Rider Gaim (Test Subject 01) is recorded by Professor Ryoma Sengoku of the Yggdrasill Corporation.
- Pondering how to use his new abilities as Armored Rider Gaim, Kouta responds to a Inves Game challenge by rival Beat Rider Team Baron and its leader Kaito Kumon. Kouta uses his new power to gain an advantage over Baron's summoned Inves, however, an attempt at cheating by a Baron member results in Gaim's summoned Shika Inves to manifest in reality. Unfortunately, the problem gets bigger when the Inves evolves after consuming a Lockseed. However, the tide is turned when Kaito gives Gaim the Pine Lockseed after he saved him, Gaim uses the Lockseed to assume Pine Arms which destroys the Inves. Meanwhile, Yggdrasill administrator Takatora Kureshima is made aware of Armored Rider Gaim's appearance.
- A week since Armored Rider Gaim debuted in the Inves Game, Team Gaim's popularity has since risen along with its ranks. Meeting up with Mitsuzane Kureshima, Kouta reveals he found his Team Gaim jacket with the intent to rejoin the group, taking Yuya's place as leader. This turn of events, with Team Gaim now in third place, rattles Kaito before he is contacted by Sid who offers him a Sengoku Driver of his own to even the odds. Kaito proceeds to face off against Kouta, using the Banana Lockseed to transform into the knight-like Armored Rider Baron, intent to show Kouta what true power is all about. However, Sid steps in and deems a change of rules is needed while giving the Armored Riders Lock Vehicles so they can settle it in a race, these Lock Vehicles take the Armored Riders to Helheim Forest.
- Kosuke Nitoh/Kamen Rider Beast made a sudden appearance in the Helheim Forest for an unknown reason.
- Kaito uses the Lock Vehicle to go back as Kouta decides to use this time to find Yuya, but instead finds some researchers before getting into a fight with a white Armored Rider, who easily overpowers him. The next day, after returning from Helheim Forest with high class Lockseeds as bargaining chips, Kaito calls Team Raid Wild's Ryoji Hase and Team Invitto's Hideyasu Jonouchi to set up an alliance among their groups to take down Team Gaim. Mai and Mitsuzane find Kota has given up on being an Armored Rider after nearly being killed. However, confident that Kouta will return and inspired by him becoming stronger, Mitsuzane meets up with Sid the following day and uses his status as a member of the Kureshima family to convince the dealer to provide him with a Sengoku Driver. When Team Invitto challenges Team Gaim, Mitsuzane reveals his Sengoku Driver and uses the Budou Lockseed to transform into the gun-wielding Armored Rider Ryugen.
- Sid hands out two Sengoku Drivers to Ryoji Hase and Hideyasu Jonouchi. With newfound power at their disposal, the two become Armored Riders Kurokage and Gridon and betray Baron by attacking him. Kouta uses the Ichigo Lockseed to stop them and swiftly defeats the two with Ryugen's help. After Kaito's humiliating defeat, the Beat Rider Teams dissolve the alliance with Team Baron.
- During Haruto's journey, he is brought into the World of Magic Stone where his and Koyomi's younger counterpart are being attacked by Amadum's kaijin army and need the previous 13 Primary Heisei Riders' help. Tsukasa, whose in fact unable to be commanded is working undercover to help Haruto and his young counterpart defeating Amadum. Gaim arrived in the world two times when the first time having a short staying only fights a hordes of Kaijins, the second time helps the Riders whose power stolen by Amadum defeat the Kaijin leader, with the Heisei Riders retain their powers automatically assumes final form (sans Kuuga and OOO are in Extra Final Form), same time when Gaim inherit the name of Kamen Rider.
- After causing a ruckus in his cake shop, Team Red Hot's Sengoku Driver is confiscated by Oren Pierre Alfonzo who uses it to become Armored Rider Bravo, using his skills as a fighter to wreak havoc on the Inves Games. Kouta puts a stop to his rampage and the rampaging Inves he accidentally unleashed by using the Suika Lockseed that Mitsuzane had stolen from his brother's briefcase.
- Whilst Ryoma continues his research on the Genesis Drivers, one of Yggdrasill's employee that was brainwashed by Kugai Kudo suddenly tries to attack Ryoma in his laboratory with a blank Zakuro Lockseed as a bomb, with Ryoma barely surviving thanks to Yoko kicking him out of a window before the Lockseed explodes.
- Yoko's investigation on the suicide bombing attempt reveals that there's a connection between the attacker and a mysterious organization known as the Black Bodhi. When Ryoma is walking in the streets of Zawame City with Takatora following him, he sees Kugai and starts chasing him into a tunnel where Kugai lays a trap on Ryoma by having a mob of people simultaneously blow themselves with the blank Zakuro Lockseeds. Ryoma barely survives thanks to Takatora's action to shield him when the Lockseeds explode.
- Meanwhile, Sid was almost attacked by a mob of people that was under control of Kugai. Sid successfully brings one of the mob members to his senses by restraining him and manages to get information on the origins of the Lockseed. He then brings one of the blank Lockseeds back to Yggdrasill for investigation.
- After finding the exact place of the Lockseed's origins, Ryoma and Takatora heads there to investigate, where they found a mass production factory of Lockseeds. They were then confronted by Kugai, who transforms into Armored Rider Saver. With the Genesis Driver hasn't been completed, Ryoma and Takatora are left with no choice but to fight him as Armored Rider Duke and Zangetsu respectively. Despite Saver's having an advantage due to using a Genesis Core in his Sengoku Driver, he was defeated by the combined forces of Duke and Zangetsu.
- Several days later, the production of the Genesis Driver has been completed. With Ryoma sensing that Kugai is still alive, he returns to Kugai's hideout with the intention of destroying him for good. He also brings a Genesis Driver in hand to test how powerful the Genesis Driver is. Ryoma then fights Kugai, with Ryoma killing Kugai by shooting his Sonic Arrow directly at Kugai's Sengoku Driver.
- Rain suddenly starts falling all of a sudden in the Helheim Forst, due to Bujin Gaim's plan to enter the original universe.
- Police Force and three Kamen Rider Mages investigate Fueki's remainings in an abandoned lab, Nitoh accidentally steps in a magic mark on the floor that awakened three Carbuncle clones. Ogre appears and eats all Carbuncles, and destroys the abandoned lab. Haruto, who is on a journey, is encountered by Ogre and had the Hope Ring stolen. Ogre uses the ring to revive Koyomi, but gives her Kamen Rider Wiseman's power and fueled with the negative essence of Haruto unable to save her from Gremlin.
- At the same time at night, Inves Game Special event of All Beat Riders' Armored Rider battle is held at night. However, due to an interference of a sudden appearance of Nephentes Inhumanoid, who is under the order of Bujin Gaim to retrieve Mai (whom they mistaken her for the Priestess of Fate), Gaim, Ryugen and Baron follows Nephentes, but ended up being sent by Bujin Gaim to the Sengoku World. Nobunaga gives Kaito a Taka Medal before sacrificing himself inside a burning castle. Kouta and Mitsuzane are captured by united army led by Ieyasu, then is recruited by him when Ieyasu realized that Kouta is not the Gaim from their world who killed Bujin Wizard.
- Takatora enters Sengoku World, unknowingly along with Mai who followed him behind. At the same time, Koyomi then attacks the city until Haruto stops her and able to remember who she is. When Ogre appears out of nowhere, he enter Haruto's inner world to eat WizarDragon, before Haruto use his Engage & Copy Ring to enter his own world. WizarDragon is revealed to be Haruto's hope, which Ogre is unable to eat and is finally destroyed by Wizard. Haruto gives the Koyomi in his inner world the Hope Ring. WizarDragon admits to feeling comfortable in Haruto's underworld.
- In the Sengoku World during Ogre and Koyomi's attack in the main world, Zangetsu mistakens Bujin Gaim as the Gaim of his world until he realized that he is unintentionally helping Bujin Gaim consuming the Riders' dead bodies, and decide to help the Armored Riders of his world to defeat Bujin Gaim.
- Ryugen is given by Zangetsu a Suika Lockseed for Gaim to use to escape with Ieyasu from Bujin Gaim then got imprisoned by Nephentes, Bujin Gaim orders Nephentes to imprison Nitoh/Beast, to make Haruto enter his world as well.
- Bujin Gaim's plan in consuming 14 Bujin Riders' power is finally complete. The only thing left is to capture the Prietess of Fate, whom the later mistakes Mai as her, with the sacred tree moved.
- The Bujin Baron faction is temporarily established when Mai arrived in the Sengoku World. Haruto enters the world and also saved Mai from Nepenthes' attempt at capturing her. Haruto meets Kouta, who recognized him as Gaim, as well as replacing the world's Wizard until the final battle against Bujin Gaim is over. Kaito, who thinks the war is the same as the Inves game, challenges Kouta for a battle, with Kouta winning and asking Kaito to assist him in battling Bujin Gaim. The sacred tree invades and destroyed almost half of Ieyasu's castle, with Mai and Ieyasu still alive inside. Zangetsu arrived to rescue the Riders, Ryugen and Beast are freed from Nephentes' imprisonment and fight back against the villains. Ieyasu and Mai escape the castle from Bujin Gaim's attack before giving Wizard his BujinBujin counterpart's Infinity Ring. Bujin Gaim merges with the tree. The Priestess of Fate appears, lending the Armored Riders Helheim fruits to fuse with the deceased Neo-Heisei type Bujin Riders' remaining items, to transform into Legend Rider Lockseeds for the Armored Riders to use. Bujin Gaim's group has been annihilated with the power of the Bujin Riders, given to the main universe's Wizard and Gaim, as well as the sacred tree destroyed, splashing the rain water from above, ending the war as the world is saved. The riders return to their own world in different ways. Before the main universe's Riders and Mai leave, Nitoh carries a sack of Helheim fruits to feed Chimera. The Genesis Driver is finally complete and ready for testing. The special event battle of Inves Game somehow remained active, leaving Hase and Jonouchi facing off against each other until Kouta, Mitsuzane and Kaito made their return to continue the event battle.
- December 25th: To get intel on Yggdrasill and the mysterious forest, Kouta and Mitsuzane set up an elaborate plan by staging a special Inves Game with all the Armored Riders participating to distract the White Armored Rider while Kouta infiltrates the camp. While in Helheim Forest, the Riders get attacked by Zangetsu and taken out one by one. When a swarm of Inves attack the researcher camp, the scientists send a distress call to Takatora who tries to get to the camp. Ryoji gets in his way and in a fit of rage, Zangetsu damages Kurokage's Sengoku Driver with his sword. Gaim obtains a second Suika Lockseed and uses it to destroy the Inves who broke out of the stable crack in Yggdrasill Tower's basement lab.
- Kanon Fukami "dies" in the Gamma World, reduced to the form of a Gamma Eyecon which contains her soul. Unable to save her, her older brother, Makoto Fukami, learns of the Great Eye, and starts gathering the heroic Ghost Eyecons as Kamen Rider Specter in order to access its power so he can resurrect her.
- Having fulfilled his obligation to the late Tobei Tachibana by watching over his granddaughter until she matures, Takeshi Hongo leaves Japan to fight what remains of Shocker across the world.
- Having been provided with the Alexander Gamma Eyecon by the Dark Mind, the spirit of the late Shocker executive Ambassador Hell secretly hosts the Eyecon within Mayu Tachibana, aware of her strong bloodline through her grandfather, before approaching Poison Lizard Man with an order to eventually bring forth the Eyecon from her to coincide with the revival of his body in three years' time.
- Kiriya Kujo learns of Zero Day, using this knowledge to acquire a Gamer Driver from Kuroto Dan.
- The Genesis Drivers are completed and ready to be used after testing. Meanwhile, an outbreak of a mysterious disease has spread throughout Zawame City. Paranoid citizens are blaming the Beat Riders and their Inves Games, made only worse by Oren who becomes Yggdrasill's enforcer and propagates that he is "Zawame's Hero" that will drive away the Armored Riders. Ryoji, still in shock by the loss of his power, has hallucinations of fear about Inves and Zangetsu. In his delusional state, he finds a premature Lockseed during Gaim and Baron's battle with Zangetsu-Shin and devours it in the hope of becoming stronger, resulting in him transforming into the Bixie Inves.
- Baron is captured by Yggdrasill. Mitsuzane investigates Yggdrasill's plans by hiding in his brother's car to sneak around Yggdrasill HQ to discover the truth and what happened to Yuya and other people who ate Lockseeds. Rat is "infected" by Inves Hase at Drupers. While Gaim tries to stop Hase's rampage, Hase is killed by one of the Energy Riders, Sigurd, whose identity is Sid, Kouta is captured and taken away.
- Kota and Kaito were taken into Yggdrasill HQ to meet Ryoma and are asked to cooperate in testing for the development of a third generation Driver, but they refused due to their evil plans of using Beat Riders and Armored Riders as their labrats, and Kaito's grudge against Yggdrasill, leading them to being imprisoned while trying to escape. DJ Sagara helps Kouta to escape and do something about Yggdrasill by giving Kouta a security card, a Lemon Energy Lockseed and a Genesis Driver's core before leaving. Kouta gives Mitsuzane the security card to unlock the holding cells, freeing him and Kaito. While Kouta and Kaito are retrieving their own Drivers, Kaito also stole a mass production version. Upon trying to escape in another way after the alarms are triggered, Sid attempts to stop Gaim and Baron from escaping until Marika (Yoko) stops him due to Ryoma's orders in order to study them.
- Rat is confirmed to have no infection at all. Gaim learns how to use the Lemon Energy Lockseed, then realizes to switch the Rider Indicator with the Genesis Core, transforming for the first time into the first Orange Jimber Arms, Jimber Lemon.
- All Beat Riders unite, Kaito quits his team to focus on both Helheim's mystery and Yggdrasill, and Zack becomes Kamen Rider Knuckle. Mai shows that the Beat Riders are not responsible for the outbreak by ending the Inves Games. With the dance an online success, the Beat Riders regained their good reputations.
- Kouta and Kaito finds out the truth about Helheim's supposed origins. Kaito got slipped unintentionally into letting Helheim invade Earth, then realizes that Ryoma's group is planning behind their leader's back. Ryoma won't need Kouta anymore as Sid notices that he's a threat to their plans. Over Lord Inves make their moves.
- Project Ark in progress, Kouta stole Sid's first Cherry Energy Lockseed when Sid is revealed to be the one who offers the criminals the Lockseeds, so he could try to kill Kouta.
- Gaim and Ryugen enters Helheim and finds Ryoma, whom offer help. Ryugen leaves to evacuate his team, while Gaim help Ryoma's faction defend from Inves attacks temporarily, later took Yoko's Peach Energy Lockseed and ran to Yggdrasill to stop Project Ark.
- Kouta now learns that he murdered his own friend, Yuya. He falls into despair until Sagara arrived and encourages him to keep fighting, as well as giving a Kachidoki Lockseed (secretly transmutated from a normal orange into a metallic transparent Lockseed with his hands). Realizing he cannot undo the past, Kota resolves to keep moving forward, and also the destruction of Project Ark. At the same time, Kaito finally encounters the first Over Lord, Demushu, had no choice but to battle him and realized he is not powerful enough to defeat him. He still tries his best to fight until Marika arrived to rescue him and escape.
- Kouta encounters two Over Lords and wants to try talk to them, but it becomes apparent that negotiations are useless as they only wish to fight him.
- Ryo Murasame disguised as Ambassador Dark, infiltrated the revived organization Badan to discover their evil plans.
- Badan's Moguraroid invades Zawame at the same time the ToQgers arrived in the city. The Sentai team assist the three main Armored Rider Beat Riders in stopping his evil schemes to revive the empire and unintentionally open cracks that releases Inves. Kamen Rider Fifteen appears to attack the ToQgers, but Kamen Riders Ichigo, Nigo and V3 appear and aid the Super Sentai by fighting off Fifteen, who retreats. For some unknown reason, the Showa Riders refuse to work with the Heisei Riders. The next move Badan makes is to find Fifteen's son, setting Zawame as a battlefield for the brainwashed Riders from each era's side into fighting each other, with the losing Riders turned into Lockseeds.
- Kusaka is revived, only to die again when Faiz arrived after warning him of Badan. The ToQger appear in Zawame again, along with KyoryuRed, to stop Badan from starting the war between the Showa and Heisei Riders. They fail and the Heisei vs. Showa Rider Battle begins, Shu is under the care of Heisei Riders. Kusaka is revived again, but for unknown reasons, Den-O attacks him. Shu is captured. The Heisei Riders won the war, with Gaim as the last surviving Rider and is suddenly attacked by Badan, until he is rescued by Ambassador Darkness, whom is apparently the last surviving Showa Rider, ZX. ZX then unsealed the defeated Riders from the Lockseeds to battle Badan. Shu is freed, helping the Showa Riders to create the Showa Rider Lockseed for Gaim. When Faiz is freed from mind control, Kusaka appears, which turns out to be a fake, as the purple aura is shown around "Kusaka"'s body.
- Oren now sides with the Beat Riders, Jonouchi becomes a fighter, when they realized the Inves Game is no more but dedicate themselves to prevent Inves from invading Earth.
- Unable to take it anymore of keeping a secret, Kouta reveals to Mai about Yuya's death, Helheim and the Inves leaders, and the Over Lords. Mai's speech about Zawame's imminent danger was foiled by Mitsuzane, which also begins his downfall into insanity. Mitsuzane secretly desires to kill Kouta out of jealousy for Mai and attempts to do so by shooting him while he is in the middle of transforming into Kachidoki Arms during Gaim and Baron's argument about attacking the Over Lords. But thanks to Kaito saving him, Kouta survives and Kaito knows of Mitsuzane's true nature.
- Yggdrasill has been compromised, when Takatora finds out the Over Lord's existence during Demushu's raid on Yggdrasill's camp site in Helheim then betrayed by Ryoma's former group, unaware that his brother Mitsuzane betrayed him as well by taking his Genesis equipment after he falls and left him to die alone in Helheim. Mitsuzane assumes his brother's guise to try again to kill Kouta and make him despair by thinking his new ally had turned against him. Ryoma's group tears apart due to their greediness over the Forbidden Fruit (save for Yoko, who has no interest in gaining the fruit's power). Takatora's status data in Yggdrasill has been deleted by Ryoma during Sid's betrayal. Kouta finally get a job at Drupers.
- Takatora is saved by the Over Lord King Rosyuo and began to learn their true origins. Sid allies with Mitsuzane, even though he betrayed Ryoma and Minato. Sagara appears in front of Takatora and Rosyuo, to plead to give humanity a chance to prevent them from causing a disaster similar to Helheim before the forest took over. Rosyo gives Sagara a Kiwami Lockseed key from the Forbidden Fruit, to give to someone worthy to be its user and guardian, which is Kouta himself. With Demushu invading Earth, Sid is unknowingly used by Redyue to get the Forbidden Fruit for her, only Mitsuzane knows Redyue has been planning to overthrow Rosyuo and take the Forbidden Fruit for her own agenda, which leads to the demise of Sid at the hands of Rosyuo. The communications in Zawame are jammed thanks to Ryoma. Now understanding the Femushinmu's civilization was destroyed due to their bloodlust for power, Kouta engaged Demushu, then is critically injured by Demushu, due to Ryoma's group interfering.
- Ryoma escapes Zawame after Redyue and Mitsuzane's Inves army take over Yggdrasill, leaving most of the Kurokage Troops dispatched, but also a birth of the alliance of the surviving Kamen Riders of Zawame, featuring the first founding Rider: Baron, Knuckle, Gridon, Bravo, Marika (who now changed her loyalties to Kaito), and Gaim. Demushu eats the Helheim fruit and evolved. Kouta received the Kiwami Lockseed but is given a warning from Sagara, then goes to the battlefield, battles Demushu as Kiwami Arms and destroys the Over Lord.
- Zawame becomes quarantined. Citizens of Zawame are trying to find a safe place to hide and find escape routes from the Inves invasion in the city. Drupers still remains open. Mitsuzane disguised as Zangetsu Shin has been exposed by Oren's sense of fighting style, but his true identity remained secret.
- With the help of Mitsuzane teaching him about human technology, Redyue is able to broadcast to announce the declaration of war with the humans and attempting to use them as a sacrifice to resurrect Rosyuo's wife. Kouta's sister, Akira has been kidnapped. Takatora returns to Earth. The nations of the world respond to the threat by firing a barrage of nuclear missiles at Zawame City, only for them to be vaporized by Rosyuo in a display of his power.
- Inves finally make their move to invade worldwide.
- Kouta, Kaito, and Yoko invade Yggdrasill, before being ambushed by Inves.
- Ryoma Sengoku makes an unlikely return, proposing a deal that seems like a trap to the Beat Riders.
- The Riders raid Yggdrasill through Ryoma's secret enterance/exit, however the Over Lord seems to know their strategies through Mitsuzane Kureshima.
- Mitsuzane and Takatora fight to the death, with Mitsuzane emerging as the winner, leaving Takatora drowning in the sea. Now, Mitsuzane continues to hallucinate, receiving ghostly visits from his late brother.
- Knowing that Kouta has become too strong to fight, Ryoma provides Mitsuzane with the Yomotsuheguri Lockseed to do his dirty work, leading Mitsuzane to killing Kouta. He discovers that he was manipulated by the professor like what the latter did to Takatora, and the young Kureshima becomes a broken person.
- The Genesis Drivers of Zangetsu Shin, Baron and Marika has been destroyed.
- Wanting power, Kaito eats an Helheim Fruit and transforms into a Over Lord Inves. Retaining his memories, he attacks and causes Ryoma to fall to his death, with Minato taking Ryoma's Driver.
- Kouta became unconsciousness, but is wake up by the current Woman of the Beginning, Mai Takatsukasa.
- Kaito starts his reign, Knuckle sided with Baron (in reality, he wants to stop his old friend's reign when they were alone), with Bravo and Gridon's belts being destroyed.
- Knowing that Kaito must be defeated, Kouta rises up to challenge him, but his stomach wound kept him from doing that.
- Minato died from the fall while protecting Kaito from Zack detonating the bomb on them along with him. Knuckle's belt is also destroyed during a fall however, he did survived but had his leg broken.
- Kouta and Kaito have their final showdown.
- Kouta emerges as the victor. Mai gives him the Forbidden Fruit which Kouta eats, transforming him into the Man of the Beginning. Kouta knows what he will do with this kind of power: transport all Helheim plants and Inves to an empty planet. Thus, saving the world, he prevents the Sengoku Rider War timeline of 2024.
- Sometime in the middle of 3 months, Mitsuzane went into hiding and starts searching for his brother.
- 3 months later, Zawame has been restored (such as Drupers cafe and Charmant pastry shop has been rebuilt), Yggdrasill Tower has been demolished. All Beat Riders set their stages.
- Durinf the last 3 months, after finding his brother along the river's side, Mitsuzane pays multiple visits to Takatora in the hospital, and is shocked with joy upon witnessing his brother's eyes open.
- Kamen Rider Jam attacks Zawame City 4 months after Mitsuzane finds his brother.
- The events of this battle, (assuming the Riders all share one canon) will be on the same month as the events of the Global Freeze, April 2014.
- April 7th: Koya Nishihori, investigating the work of Masahiko Odagiri, adjusts his Anima System to maximum power.
- April 8th:
- 12 hours before Global Freeze: At morning, police officer Shinnosuke Tomari awakes from a dream forewarning the events of the following night.
- 10 hours before Global Freeze: Facing a supposed Neo-Shade bomb threat, Shinnosuke and his partner Akira Hayase soon realize that a "Copycat Pirate" is assuming their operations. Meanwhile, Roidmude 002 rallies his fellow Roidmudes across the world to begin the "revolution".
- 7 hours before Global Freeze: Tracing him to his hideout, Shinnosuke and Hayase apprehend the Copycat Pirate, disgraced criminal psychologist Koya Nishihori. However, they are intercepted by Roidmude 005, with Nishihori using the distraction to escape.
- 6:05 PM (less than 6 hours before Global Freeze): As revenge for trying to steal her thesis on the Anima System, student researcher Hitomi Kasai replaces Odagari's heart medication with a drug to aggravate his heart.
- 6:48 PM: While helping Odagari with research, Kyu Saijo accidentally spills the water containing the aggrevant medicine and replaces it with his own bottled water.
- 4 hours before Global Freeze: Making his escape, Nishihori is incapacitated by a Heavy Acceleration, allowing 005 to copy his human form before dropping him from a great height only for Nishihori to be saved by Kamen Rider Protodrive, who proceeds to fight and destroy 005's body, with his Core escaping. Nonetheless, Protodrive retrieves 005's Viral Core, while Nishihori is found and arrested by Shinnosuke.
- 1 hours before Global Freeze: Roidmude 003 reports that 005's signal is lost, indicating to 002 that Steinbelt is involved. Accessing the Viral Core, Steinbelt and Proto-Zero learn of the Roidmudes' worldwide plot, sending forth the Shift Cars to intercept them. Meanwhile, Shinnosuke and Hayase rush to the genuine Neo-Shade, who have taken hostages.
- 10 minutes before Global Freeze: Shinnosuke and Hayase confront Neo-Shade.
- Global Freeze: Operating across the world, the 108 Roidmudes use their combined power of Heavy Acceleration to initiate the Global Freeze. Causing time to slow down across the planet, the Roidmude minority proceeds to wreak destruction upon the human populace. Before it, Roidmude 005 was defeated by Kamen Rider Protodrive
- Professor Masahiko Odagiri tests the Anima System, leading to Professor Banno deciding to use the opportunity to take over his body from the digital world. However due to Nishihori raising the power of the system to maximum and the length of the freeze, Odagari's heart gives out and he dies, forcing Banno to likewise abandon this plan.
- While the world experiences Slowdown, Shinnosuke Tomari accidentally injures Hayase during a confrontation with Neo-Shade.
- Roidmude 010 attacks Kiriko Shijima only to be warded off by Shift Cars Dream Vegas and Dimension Cab led by Protodrive. He does, however, manage to damager Dimension Cab.
- Opposing the Roidmudes based in Tokyo, Krim Steinbelt directs Protodrive and the Shift Cars into destroying the bodies of several Roidmudes. He is, however, unable to terminate them permanently as their Cores survive.
- Fleeing from Protodrive, Roidmude 003 enters an intelligence facility where he encounters Mitsuharu Kineta. Quickly incapacitating the human, 003 uses the facility to send a message warning his brethen of the Kamen Rider before escaping into cyberspace. Becoming Brain, 003 adopts Kineta's appearance as his human form.
- Growing jealous of his girlfriend Misuzu Hatori, ballet teacher Kazuya Igarashi attempts to kill her by running her over, critically injuring her as well as her dog Shou. Misuzu and Shou, however, are subsequently healed by Roidmude 009, who keeps Shou as a pet while Misuzu is taken to hospital, remaining in a catatonic state.
- Appearing as a "goddess" before the defeated Roidmude 002, 009 becomes Medic as she retrieves and restores the Cores of numerous Roidmudes whose bodies were destroyed by Protodrive. Their combined negative emotions, however, corrupt her into becoming a "demon.
- Reinvigorated by Medic's arrival, 002 becomes Heart and proceeds to defeat Protodrive. While Mr. Belt only just escapes with his life, Proto-Zero is captured by 002, 001 and 003, the latter of whom reprograms the benevolent Roidmude to serve their purposes as Chase.
- Soon after his reprogramming, Chase is instructed to assume a human form by Brain. Observing the traffic officer Koichi Kano from a distance, Proto-Zero opts to adopt his appearance.
- August 8th: Shinnosuke Tomari is assigned to the Special Investigations Unit at Kuruma's Driver's License facility. Shinnosuke discovers Tridoron in the parking lot and Mr. Belt speaks to him for the first time without Shinnosuke realizing what it is.
- October 5th: Rookie police detective Shinnosuke Tomari is chosen to be Kamen Rider Drive.
- Following his return to Japan, Go Shijima joins the fight against the Roidmudes as Kamen Rider Mach. He successfully neutralizes the Gunman Roidmude/017 and Roidmude 018 who he had pursued from America.
- While fighting the Thief Roidmude, Shinnosuke Tomari discovers that Mitsuhide Nira was the murderer of his father. Brain achieves his Super Evolution. Nira and Brain subsequently frame the Special Investigation Unit as collaborating with the Roidmudes but are soon exposed by the Kamen Riders, resulting in Nira's arrest while Brain's Core is forced to rout as his body is destroyed.
- Roidmudes 006 and 008 return to Japan as Heart learns that Medic has been sacrificing Roidmude lives in an attempt to access Super Evolution with the Cook Roidmude.
- Later, making peace with Medic after Drive spares her life, Heart achieves his own Super Evolution.
- Assuming the form of George Shirogane, the Tornado Roidmude pursues his dream of attaining an ideal bride to achieve his Super Evolution. Introducing himself to the Special Investigation Unit, Banno betrays them as he arranges for Roidmude 004 to kidnap Mr. Belt.
- While the Kamen Riders retrieve Mr. Belt before destroying Tornado, Banno uses Krim's data to create his own Banno Driver.
- August 5th: Driving the NEXTridoron, Kamen Rider Dark Drive arrives from the year 2035 via the Time Road, bringing his auxilary Shift Cars which become Future Roidmudes by possessing vehicles.
- August 6th: Intercepting a Roidmude, Shinnosuke is met by what appears to be his future son, "Eiji Tomari", who tries to stop him for destroying it only for Mr. Belt to go berserk, with the resulting spasm from Drive causing collateral damage. Declared responsible by the Tokyo Metropolitan Police Department, Shinnosuke is saved from arrest by the young man from the future, eluding Kamen Rider Dark Drive along the way.
- August 7th: Eiji is seemingly killed by Dark Drive. While terminating the Future Roidmudes alongside Mach and Chaser, Drive is forced to destroy the Drive Driver as he risks going berserk again. It is revealed that "Eiji Tomari" and Dark Drive, appearing seperately due to its auto-pilot function, were actually one and the same, Roidmude 108. That night, Shinnosuke reads a letter written to him by Mr. Belt.
- August 8th: Through the note left behind by Mr. Belt, Shinnosuke discovers the First Drive Pit where he finds the Proto Tridoron, making use of it and the Tridoron Key in the fight against Dark Drive and his Roidmudes, receiving assistance from the police once Shinji Koba is convinced of his innocence; Kamen Rider Ghost also makes an appearance to destroy a Roidmude, as witnessed by Kiriko and Genpachi. The Paradox Roidmude, however, achieves the Supreme Evolution by releasing and combining with his 2015 self, beginning a new Global Freeze. Ultimately, the day is saved when Drive uses the Tridoron Key and the future Drive Driver left behind by Dark Drive to revive Mr. Belt and, with Eiji's Shift Car, uses the power of Type Special to destroy Paradox. The ordeal over, Shinnosuke realizes that he may be destined to father Eiji with Kiriko.
- As Drive and Mach settle a Roidmude-Gaia Memory case with Ryu Terui on the border with Futo, Chase sacrifices a chance at attaining human emotion by stopping the ambition of Angel to enslave humans and Roidmudes alike in a state of perpetual contentment. Using the Rhino Super Viral Core she gave him, Chase assumes the one-time Super Mashin Chaser form to defeat her and free the Roidmudes.
- "Kamen Rider Lupin" returns to menace Shinnosuke, only to be revealed as Roidmude 100 having stolen the Lupin Gunner. Though the real Zoruku Tojo arrives to defeat the imposter alongside the Kamen Riders, he is mortally wounded and passes away shortly after, with his gear salvaged by the Special Investigations Unit.
- Terminating the Core of Roidmude 006, Banno uses his body with the Banno Driver to become Kamen Rider Gold Drive.
- Through the love of her human template, Medic achieves Super Evolution only to be turned into Banno's puppet.
- With Medic under his control, Banno blackmails Heart into following him while pursuing Brain, the last component of his Promised Number.
- Surrendering himself to Banno, Brain joins the others at the "Promised Number" where Banno uses their combined power to activate the Sigma Circular. Realizing that Banno intends to sacrifice Medic to stabilize the device, Brain gives his own life to take her place for the sake of Heart, who vows with Medic, free from his control, to kill Banno.
- September 6th: With 004 sacrificing himself to ensure his escape, Banno commandeers the SSDC, where intends to use Sigma to commence the Second Global Freeze. The Kamen Riders join forces with Heart and Medic to stop the cataclysm as Chase and Mach engage Gold Drive personally; Chase gives his life to save Go.
- With the power of the Signal Chaser, Mach finally defeats Gold Drive before using the Shingou-Ax to execute Banno. As Drive and Heart strike the Sigma Circular, Medic sacrifices herself to save Shinnosuke.
- Alongside Heart, Drive destroys the Sigma Circular, ending the Second Global Freeze while encountering Kamen Rider Ghost as he endures a near-death experience. Challenging Shinnosuke to one last battle, Heart realizes that he was mortally wounded in their prior collaboration, and passes away as the last of the Roidmudes. To ensure the Core Driviars are never exploited again, Mr. Belt seals himself with all such derived equipment, including the Kamen Riders' arsenal, within the Drive Pit.
- With the Roidmude threat terminated, the Special Investigation Unit is disbanded with its members going their seperate ways.
- September: Go Shijima returns to America with the Signal Chaser.
- October 3rd: Takeru Tenkuji becomes Kamen Rider Ghost after being resurrected by Sennin, having been slain by a Ganma on his 18th birthday. With his soul bonded to a Ghost Eyecon left to him by his late father, Takeru is given 99 days to collect the 15 heroic Eyecons in order to fully restore his life while fighting the Ganma along the way. On his first day, Takeru manages to unlock his first heroic Eyecon, that of Miyamoto Musashi.
- October 8th:
- October 13th:
- October 15th:
- November 15th:
- November 27th:
- December 11th:
- December 14th:
- December 15th:
- December 19th:
- December 20th:
- Black Bodhi was revived by the remnants of Yggdrasill Corporation.
- Shura, a former member of Team Baron that is exiled by Kaito Kumon, formed Neo Baron to carry on Kaito's goal in creating a world where only the strong can survive. In reality, Shura's desire and misunderstanding of Kaito's goals causes him to affiliate himself with Black Bodhi. Shura was also given the blank Zakuro Lockseeds and a Banana Lockseed from Kugai, in hopes that he can execute the "Saver System" on the people of Zawame City.
- Exactly one year after Kaito's death to Kouta, Zack decides to travel to New York and hands over the leadership of Team Baron to Peko. In New York, he was surprised to hear the existence of Neo Baron, and he returns to Zawame City after getting information about Neo Baron from Jonouchi.
- After arriving in Zawame City, Peko's sister Azami reveals that Peko has gone missing. Zack is shocked when he found out that Peko is seen with Shura and demands Shura to return Peko. Shura then challenges Zack to win against one of his competitors. Zack won, but Peko's doesn't want to leave. Shura, who did not allow Zack to leave alive, then sends some of his henchmen to fight Zack. Zack was saved by Oren and Jonouchi, with Oren staying behind to fight the henchmens while Zack and Jonouchi escapes.
- While escaping, Zack and Jonouchi are ambushed by Neo Baron's Kurokage Troopers, but they were saved by Mitsuzane as Ryugen. He then gives Zack a new Sengoku Driver, a new Kurumi Lockseed, and a Marron Energy Lockseed. He also told Zack that he can use the Energy Lockseed by using a Genesis Core from the Genesis Driver, which Zack notes that he can't use the Energy Lockseed since Kaito's Genesis Driver was already damaged by Ryoma's self-destruct mechanism.
- Peko, after leaving Neo Baron, meets Zack and told him that he was forced to join Neo Baron as he couldn't forgive Shura's sins for using Team Baron's name for evil purposes. Zack forgives him and told Peko to do something for him, which is later revealed to check if the Genesis Core from Kaito's Genesis Driver is still usable.
- Zack confronts Shura, and found out that Shura has a Lockseed on his own, which enabled him to transform as Armored Rider Black Baron. Zack fights him as Knuckle, with him gaining the upper hand until Shura sends the Kurokage Troopers at him. Defeated, Peko then appears to give Zack a Genesis Core, finding out that the Genesis Core from Kaito's Genesis Driver is not affected by Ryoma's self-destruct mechanism. With Zack now able to use the Energy Lockseed, he transforms into Knuckle Jimber Marron Arms and then defeats and presumably killed Shura in the ensuing fight.
- January 10th: Takeru meets his deadline, only for it to be reset due to his father's spirit granting him the Toucon Boost Damashii, allowing him to defeat Jabel as well as granting Takeru a second chance to restore his life within the next 99 days.
- To defeat the Gamma Ultima Xibalba who has arrived on Earth, the Great Eye, having already assembled ten Heisei Rider Ghost Eyecons, arranges for Ghost and Specter to unlock the remaining six. To that end, the Great Eye manifests the relevant items in the form of Freya, while providing revived adversaries to fight in the form of Frey.
- To defeat the Super Evolved Heart Roidmude, Ghost accesses Drive Damashii.
- To defeat the Terror Dopant, Ryubee Sonozaki, Specter accesses W Damashii.
- To defeat Lord Baron, Kaito Kumon, Ghost accesses Gaim Damashii.
- To defeat Sagittarius Nova, Mitsuaki Gamou, Specter accesses Fourze Damashii.
- To defeat the Kyoryu Greeed, Kiyoto Maki, Specter accesses OOO Damashii. At this point, Xibalba arrives and absorbs Frey and Freya, assuming the form of Gamma Ultima Fire.
- To defeat Kamen Rider Wiseman, Sou Fueki, Ghost accesses Wizard Damashii. With all legendary Eyecons unlocked, Ghost and Specter use them as intended between them to fight Xibalba, rescuing Frey and Freya before destroying the Gamma.
- Kamen Rider Ghost encounters three members of the Doubutsu Sentai Zyuohger (see Timeline (Super Sentai)#Zyuohger) while pursuing Shocker's cyborg monster, Shiomaneking. Fighting alongside them to defeat the monster, Ghost is awestruck to witness their machines form a giant robot which destroys the monster that had been revived by one of their own enemies before bidding them farewell.
- Conversing with the spirit of Ishikawa Goemon, who temporarily possesses the body of Onari, Takeru helps protect the exiled Alain from Gamma assassins while Shocker's Yamaarashi-Roid abducts couples in a scheme to revive Ambassador Hell. With assistance from Yamato Kazakiri of the Zyuohgers, who had pursued Yamaarashi-Roid, Takeru defeats the Shocker cyborg monster as a former member vows to give rise to a new Shocker.
- Led by Urga, Nova Shocker asserts its dominance over Japan as it usurps the old Shocker. Returning to Japan to protect Mayu Tachibana, Hongo fights with Ghost and Specter as well as the revived Ambassador Hell, who sacrifices himself to help defeat the new organization, vanquishing the malicious Alexander Eyecon.
- At night, Freya combines the ten Heisei Rider Eyecons with the six that Ghost and Specter have collected into a single Kamen Rider 45 Ghost Eyecon, warning Takeru that the "real threat" is just waking up.
- Ghost, supported by Specter, faces the Nova Shocker leaders who have been revived by the Dark Mind Gamma Ultima, who wields the restored Alexander Eyecon. Utilizing the Kamen Rider 45 Ghost Eyecon, Ghost successively assumes Ichigou Damashii and Heisei Damashii to vanquish the threat.
- Fumi Fukushima had passed away.
- On the Island of Eyecons, Argos, seeking the power of 100 Ghost Eyecons to summon the ultimate Eyecon, hunts down historical figures for their Eyecons, personally seizing those of Ikkyu, Pythagoras, Nightingale, Napoleon, Kamehameha, Shakespeare, Galileo, Columbus, and Napoleon.
- Recalling his recruitment of Argos and Daigo Fukami, Edith laments that the former has become a grave threat.
- Assembling the Eyecons in his world, Argos sets his sights on Earth while Edith anticipates his return with dread.
- While Takeru forsees an encounter with his original body, Argos sends his Dark Necrom trio to Earth to seize the Ghost Eyecons from the Kamen Riders there.
- Attacked by the Dark Necroms, Ghost and his allies follow them to the Island of Eyecons where they find numerous historical figures living in harmony in the Village of Heroes. However, Argos' forces soon seize all Eyecons for his collection while the Dark Necroms are defeated with assistance from Ex-Aid. Though Argos briefly assumes the form of Kamen Rider Extremer, Takeru defeats him at the cost of his flesh and blood body.
- April 17th: Takeru's second deadline.
- October 3rd: Encountering a mysterious boy named Ayumu, Takeru protects him from a strange new Kamen Rider, who seeks to retrieve a certain item which has the power to change the world. Though briefly coming into conflict with a near-identical Rider, Takeru realizes that they share the same ideals and they proceed to join forces against their common enemy and his monsters. Receiving a new Ghost Eyecon as a token of friendship, Takeru convinces Ayumu that he can change the future, with the boy returning to his own time through the Gamma Hole.
- October: Genm Corp. CEO Kuroto Dan introduces Mighty Action X, a side-scrolling 2D platform game in the making for the past five years. At the same time, "Asuna Karino"/Poppi Pipopapo, acting on the orders of Deputy Director-General of the Ministry of Health Kyotaro Hinata, gives the Mighty Action X Gashat and Gamer Driver to Emu Hojo, whom she discovers is the genius gamer "M". Becoming Kamen Rider Ex-Aid for the first time, Emu saves a young boy from the Salty Bugster whom had plagued him.
- Heeding the request of Kuroto Dan, Emu participates in a VR simulation at CR to record his specs in the Action Gamer.
- Hiiro Kagami joins CR, using his Taddle Quest Gashat to become Kamen Rider Brave. A genius surgeon who takes issue with the pediatric intern Emu, Hiiro proves his effectiveness as he terminates the Aranbura Bugster plaguing Rensuke Natori.
- Having purchased a new Gamer Driver and Bang Bang Shooting Gashat from Dan, Taiga Hanaya re-emerges and makes a with Emu to take down the Revol Bugster. Prevailing against the Bugster as Kamen Rider Snipe, Taiga takes the Mighty Action X Gashat from Emu who is at least happy that the paitent has been saved.
- Blackmailing Dan, Taiga receives data from his own specs having undergone a simulation to assess Bang Bang Shooting.
- Kiriya Kujo returns. Having snatched the Mighty Action X from Taiga, he returns the Gashat to Emu before fighting alongside him as the bike-shaped Kamen Rider Lazer. Together, the two Kamen Riders rescue Riko Nishiwaki from the Motors Bugster, thus saving her brother whom the Bugster had plagued.
- After his successive defeats at the hands of Kamen Rider Genm, Hiiro fights a simulated Genm at CR. Though prevailing, Hiiro, realizing that Dan had set the difficulty to Easy, is disatisfied knowing the real Genm is much stronger.
- Alerted by Dan to four Rider Gashats which have been stolen from Genm Corp., the Kamen Riders discover the thief, who is later found out to be the human form of the Bugster executive Graphite, while finding a Bugster using the power of the Gekitotsu Robots Gashat. Managing to destroy the Bugster and claim the Gashat himself, Ex-Aid accesses his own Level 3 form, allowing him to face the Bugster's ally, Kamen Rider Genm, and his Sports Gamer on an equal footing for the first time.
- Recovering at Seito Hospital from injuries sustained by Kamen Rider Genm earlier, a stunned Kiriya is subjected to a frightul simulation to record his specs in the Bike Gamer by Dan who warns him not to expose his identity before leaving.
- November: Tracking down Seiichi Kuboyama who had been attacked by the last Bugster, Emu and Asuna discover that his girlfriend had hosted it as well as a new Bugster channeling DoReMiFa Beat. Brave, defeating this Bugster himself, claims the Beat Gamer to access his own Level 3 which allows him to fight back against Graphite.
- Taking a simulation of his own, Dan defeats Graphite who enroached on the simulation to test himself. Satisfied at his performance as Kamen Rider Genm, Dan is assured that no-one can stop him.
- Tending to their latest paitent, Yoshio Okada, the Kamen Riders engage a pair of Collabos Bugsters carrying the two remaining Gashats. Managing to take out one of the Bugsters, Ex-Aid gives the recovered Giri Giri Chambara Gashat to Lazer. Though accessing his own Level 3 Gamer, Kiriya is unable to convince Emu and Kagami that Kamen Rider Genm is Kuroto Dan as the Bugster executive Parad appears before them instead before secretly spiriting Dan away.
- Finding and disarming the remaining Bugster attacking Okada's factory, Snipe chooses to spare the Bugster, endangering the paitent, in a bid to claim the Level 3 Gashats of Ex-Aid and Brave. Though the Bugster is ultimately destroyed, Snipe succeedes in taking the Gashats in addition to the Combat Gamer he now possesses.
- December: Having taken the Proto Drago Knight Hunter Z, Graphite's form evolves as he infects Kyotaro Hinata and numerous civilians with an especially potent Bugster Virus. Dan, having allowed Graphite to take the Proto Gashat, gives the refined albeit incomplete Drago Knight Hunter Z to Emu, which he unlocks by freeing the Hunter Gamer from the dragon Bugster within Hinata. While accessing Level 5 for the first time enables him to match Dark Graphite's power, Ex-Aid finds the Full Dragon mode unable to sustain as its power overwhelms him.
- Taking on the power of his three rival Kamen Riders, Ex-Aid is able to lead them in a final battle to take down Graphite. Dividing the Hunter Gamer, the four Kamen Riders briefly work together and succeed and destroying Dark Graphite, thus curing Hinata and his other victims. However, this was all part of Dan's plan. Collecting all the data he needs, Dan proceeds to the next stage having completed "Phase One".
- Led by Michihiko Zaizen, the four-man Next Genome Institute returns after six years. Embarking on a hostile campaign to create the ultimate lifeform through the use of the Pac-Man Virus brought forth by stolen Genm Corp. technology, with both Kamen Riders Ex-Aid and Ghost and their allies being caught up in the incident as the Hatena Bugster is created from the independent developer of Hatesate Puzzle, Togo Kiyomiya. Ultimately, however, the Next Genome Institute is terminated a team of five Riders composed of Ex-Aid and Ghost as well as Drive, Gaim and Wizard.
- Through recording the past Kamen Riders, Dan, aspiring to gather the power of Legends, creates a set of Legend Rider Gashats. Using Ex-Aid as a pawn to finish collecting data on the Gashats by pitting him against a Collabos Bugster, Genm finalizes a Ganbarizing Gashat through their power only to be interrupted by the shock return of "Dr. Pac-Man" who presents his own three Bandai Namco Gashats.
- Escaping with Emu, "Dr. Pac-Man" hands his Gashats to him along with Hiiro and Taiga, granting them new Gamers which allow them to defeat a trio of Kamen Riders manifested by Genm using Ganbarizing.
- Loaning a fourth Gashat, to Ex-Aid, "Dr. Pac-Man", actually Parad, completes his and Dan's secret plot to assemble a collection of both legendary Rider and Bandai game Gashats.
- Confronting Kamen Rider Genm with their co-operative Level 5, the four Kamen Riders manage to defeat him with Ex-Aid claiming his Shakariki Sports Gashat, thus clearing all ten of Genm Corp.'s games. However, having used the data of his own "death" in the Gashacon Bugvisor to revive and complete a new game, Dangerous Zombie, Dan drops the charade as he reveals himself to the Kamen Riders, with the others realizing that Kiriya was right all along.
- December 25th: Saving a young boy from an evolved Salty, Emu realizes that the Bugster virus is evolving. Meeting Kuroto Dan in a final confrontation, Kiriya Kujo is killed in action by the latter's Zombie Gamer Level X. While Lazer's Gashacon Sparrow is taken by Dan, Emu inherits Kiriya's Gashats and Gamer Driver as he along with Asuna, Hiiro, and Taiga find Kiriya in his last moments.
- January: Emu begins his surgical internship under Hiiro's wing (much to the latter's dismay). CR's next patient is surgeon Kazuki Shirakawa, who is infected with Aranbura. Genm interrupts the operation to steal Ex-Aid and Brave's Gashats. Emu has his Gashats taken by Hiiro after the former loses control and attacks Genm in the middle of the operation. Hiiro is attacked by Aranbura, with Genm and Snipe joining in soon after. Simultaneously, Parado confronts Emu outside the hospital, giving him a blank Gashat and advising him to use it against Genm.
- In the confusion caused by Ex-Aid becoming two separate riders, Genm and Aranbura escape.
- Nico Saiba attempts to become Kamen Rider Snipe to defeat Emu but instead recreated the Revol Bugster, who is now at Level 5, thus giving her the Game Disease.
- February 20th: Hiiro Kagami wins the Doctor of the Year award and is to fly to New York to accept it. Meanwhile, Foundation X, disguised as King Dark, revives Takeshi Asakura as head of the Beast Rider Squad, one of whom assaults Hiiro's nurse Satsuki Ogimachi that night.
- February 21st: In light of recent events, Hiiro chooses to stay behind and finds Emu, having been savagely beaten by Asakura with the Night of Safari Gashat on his person. Confronting Kamen Rider Ouja, Hiiro uses the Level 4 Safari Gamer to defeat him and the Beast Rider Squad. Soon after, the Gashat is recovered by a member of Foundation X.
- Via a Kyutama, Ex-Aid is briefly summoned to the world of the Kyurangers, where he helps Shishi Red defeat Shocker's Space Ikadevil.
- Chou Super Hero Taisen, a game created by Eight Kirino, causes the fleet from Xevious to attack the world, bringing the Gamer Riders and Kyurangers together. Entering the game, Emu assembles a team of Riders and Rangers to win and assume the form of Kamen Sentai Gorider, seemingly resolving the crisis.
- Emu finds himself in a strange Game World where his reunited with Kiriya Kujo, as well as deceased Riders, Kaito Kumon, Yoko Minato, Kazuma Kenzaki and Kaoru Kino, where they join forces to fight Shocker on a loop.
- Back in the real world, CR deals with an endlessly reviving army of Bugsters. Meanwhile, Emu realizes that "Kazuma Kenzaki" is actually Kuroto Dan who, inflicting a Game Over on Emu, intends to exploit him and the other Riders to revive.
- The real Kazuma Kenzaki appears, using his power as an Undead to destroy the Game World. Granting the form of Goriders to the fallen Riders, Ex-Aid fights with them to destroy Genm's monster Totema and the Shocker army once and for all, while ensuring that Kuroto Dan does not revive. Ultimately, Emu is returned to his world where the Bugster horde has disappeared.
- Finding the game Bakusou Treasure on Kiriya Kujo's laptop, Emu completes the game and unlocks the eponymous treasure, which he finds to be a collection of Proto Gashats.
- May 30th: Hiiro successfully performs the operation on injured Taiga, healing him after latter's fight with Graphite. Masamune Dan erases Saki Momose's data because of Hiiro's betrayal.
- August 25th: Machina Vision online reports "Rainbow Fist" Japanese original goods questionnaire!
- September 1st: Machina Vision online reports "PatronS LEAGUE" held by professional gamers competing for FOUNDON!
- September 2nd: Machina Vision online reports Akiwa releases the latest action RPG "AKIBA BEAT RUSH 3"
- November 20th: The rest of the Kamen Rider Club has moved on with their lives.
- Genpachiro Otta and Rinna Sawagami get engaged to be married.
- December: Shinnosuke Tomari and Kiriko Shijima hold a second wedding ceremony.
- January: Go Shijima becomes resolved to revive Chase.
- Go Shijima returns to the America and participates in a test to fully bring Chase back. He returns to Japan after. A clue to reviving Chase is gained and things get kicked into gear.
- An attempt to revive Chase within a new Human-Type body inadvertently brings back Heart as well as Brain and Medic within him. At the same time, the amalgamated Roidmude 5886 emerges to hunt for data on the Roidmudes' human templates to complete itself.
- The Revenger Roidmude, reassuming the form of the late Koya Nishihori, bewitches innocent girls into murdering their loving fathers while framing Reiko Nishihori as she is released from prison in an attempt to make her sucuumb to her darkness.
- Go, however, supports Reiko and uncovers the truth of the case before using Chase's power to become Kamen Rider Mach Chaser, destroying the Revenger Roidmude.
- Danton, the true creator of Makoto and Kanon Fukami, returns from his exile to the Gamma World, awaking his daughter Chloe.
- Danton offers his aid in restoring the Gamma World but is soon determined to be a malevolent threat. Nevertheless, Makoto ultimately makes peace with Danton, although he is forced to kill him. 
- March: In order to fullfill the promise to Poppy Pipopapo to play together with her, Emu gathers his friends in a new game called Kamen Rider Carnival.
- September: While fighting the Bugsters, Ex-Aid and Para-DX are intercepted by Kamen Rider Build, who, utiliing RabbitTank and GorillaMond, renders Ex-Aid unable to transform as he absorbs his essence into a Fullbottle. Parado gives chase through Build's portal.
- One week later, Foundation X scientist Kaisei Mogami conspires with his counterpart from the World of Build, where Parado has been stranded for two years, to combine the two worlds via the Enigma device and reign supreme as the immortal Emperor Bikaiser. Coming into contact with Build, Sento Kiryu, Emu's powers are returned with the two proceeding to defeat Kaisei Mogami with the aid of Emu's fellow Gamer Riders as well as legendary Riders Ghost, Gaim, Fourze, and OOO.
- Emu Hojo and Parado beat Kuroto Dan's new game, Nazo Toki Labyrinth, unwittingly freeing him from his captivity in the process.
- Kuroto Dan revives both the Lovelica Bugster, incubated in Luke Kidman, and Saki Momose, with the former brainwashing the latter to love him. Hiiro Kagami and Taiga Hanaya manage to defeat Lovelica, freeing Saki before she passes away at midnight.
- Conspiring with regenerative medicine specialist Saiko Yaotome, daughter of the late Michihiko Zaizen, has her extract Black Parado from the body of the captive Masamune Dan. Subjecting Parado and Poppy to the Bugvisor G game, Let's Make a Bugster, Saiko intends to sacrifice them to restore human Game Disease victims only to be abandonded by Kuroto once he re-acquires Black Parado, who has advanced to genius gamer. Combining Black Parado's power with his own skill as a genius game creator, Kuroto achieves the talent of a god.
- With the new Gashat God Maximum Mighty X, Kuroto launches the game Zombie Chronicle, unleashing a horde of Zombie Gamers with the aim of the game being to restore Game Disease victims by having humans defeat the Zombies. Confronting Kuroto with the Bugvisor II left to him by the dying Masamune, Kiriya Kujo faces him in a final battle which sees both Riders sustain a Game Over. Kiriya, however, is resurrected by Saiko who, having reformed through her experience with the benevolent Bugsters, uses the Bugvisor G with the God Maximum Mighty X Gashat left behind by Kuroto to restore Kiriya's human body. Soon, Dan makes a brief appearance before Kiriya, indicating that he survived his apparent final death.
- Emu and Parado receive the Mighty Novel X Gashat and play it. Emu and Parado are both infected with a new Bugster Virus, known as 'Kurotopi' (Kuroto Dan).
- Emu and Poppy play Mighty Novel X the first time, and Emu gets a GAME OVER. The second time around, Poppy plays the game, and clears it, before a clone of Emu appears, attacking Poppy before Hiiro and Taiga save her.
- Kuroto reveals the truth behind Emu's father, the true progenitor of the Bugster Virus. He also reveals that Zero Day will have an imminent relapse, and there is only one way to stop it, and that is for Emu to end his life by completing Mighty Novel X.
- 'Kuroto' is revealed to be Kiyonaga himself as the two begin their face off for the future of the world. However, Kiyonaga is killed by the real Kuroto after a conversation with Emu. The two face off, Kuroto in Level Billion, and Emu in Level 99.
- Emu unlocks Novel Action Gamer Level X, and kills Kuroto, before promising to treat him back to health at CR, clearing Mighty Novel X. 
- Alternated: Had the heroes of Earth failed to defeat the Inves, the Helheim Forest will have taken over the world and six billion people will either be infected and become Inves themselves or culled off to ensure Project Ark's success. Apparently, this has been prevented as this timeline's events and existence ceased to be due to Kouta's actions as The Man of the Beginning. 
- The active Kamen Rider at this point in time is Masao Kurenai, future Kamen Rider Kiva, son of the original Kiva, Wataru Kurenai. Masao fights against the Neo-Fangire, a new race of Fangire that attempt to invade Wataru's present (2009). To oppose this invasion, Masao bursts into the reception of the wedding of Megumi Aso and Keisuke Nago, just as Wataru prepares to play his violin for the newlyweds. He tells Wataru he is his son from 22 years in the future, and has come to get Wataru to help him fight the Neo-Fangire menace who have started to appear in 2009, showing up as a vortex in the sky above the church. 
- Alternated: The active Kamen Rider at this point in time is Eiji Tomari, the future Kamen Rider Drive and son of Shinnosuke Tomari, the original Drive. At this time, the world has been overtaken and ruled by the Future Roidmudes, led by Roidmude 108. 108 defeats Eiji, taking the Drive gear and travelling back in time to the year 2015 to reactivate and fuse with his 2015 self in order to create an eternal Global Freeze. This has assumedly been prevented as this timeline's events and existence ceased due to 108's defeat at the hand of Shinnosuke in Drive: Type Special. 
- The active Kamen Rider at this point in time is Michal Minato, a young man who has the ability to transform into the heroic Kamen Rider Aqua by using the Aqua Driver, which uses a liquid called Manas Aqua. Though his powers are based around water, Michal is ironically scared of water. Michal absorbed Cell Medals and Core Medals that came out of a mysterious black hole, which later creates Kamen Rider Poseidon. Michal transforms into Kamen Rider Aqua to help Kamen Rider OOO to defeat Poseidon. After the battle, he gives Eiji the Super Taka, Super Tora, and Super Batta Medals from the future before going back to his time to protect it after realizing what it means to be a Kamen Rider. 
- Takeru Tenkuji dies due to him losing half of his lifetime, and is 'taken to Demia' as Takeru's wife, Chloe explains to his son, Ayumu Tenkuji.