The events in these timelines take place on parallel worlds. The World of Den-O (Episode 14,15 in Decade and Cho Den-O & Decade Neo Genaration: The Onigashima Warship), The World of the Rider War (Movie Wars), Diend (Cho Den-O: Episode Yellow), and Shinkenger/Super Sentai (Super Hero Taisen) have connections with the main timeline.
World of Kuuga
- To be added
World of Kiva
- To be added
File:Icon-ryuuki.png World of Ryuki
- To be added
World of Blade
- To be added
File:Icon-faiz.png World of Faiz
- To be added
World of Agito
- To be added
World of Kabuto
- To be added
World of Hibiki
- To be added
World of Negatives
- To be added
World of Diend
- To be added
World of Shinkenger
- Main article: w:c:powerrangers:Timeline (Super Sentai)#Shinkenger
- 2009: In this world, the heroic Samurai Sentai Shinkenger fights the monstrous Ayakashi.
- Arriving in the World of Shinkenger, Daiki Kaito introduces himself to Shinken Gold, Genta Umemori, as a Kamen Rider while claiming his Ika Origami as a treasure. [Act 20: The Ebi Origami's Transformation]
- The Hikari Studio arrives in the World of Shinkenger where Tsukasa Kadoya - Kamen Rider Decade - adopts the role of a Kuroko while Shinken Gold continues his pursuit of Kaito, which ends with Kaito losing his Diendriver to the Ayakashi Chinomanako who uses it to become this world's first Kamen Rider, observed by Narutaki as an abominable disturbance. [The Arrival of the Samurai Sentai]
- Tsukasa continues his act as a Kuroko as the Shinkengers face an influx of Nanashi brought about by the strange new entity. Natsumi Hikari witnesses the Shinkengers' battle against the giant Sasamatage. After being warned by Narutaki that the world will be destroyed by "Decade", Takeru confronts Tsukasa Kadoya. [Act 21: The Father and Son Bears]
- Inspired by Hikoma's relationship with Takeru, Tsukasa joins the Shinkengers and Kuuga in destroying the Ayakashi Rakider before returning to the Hikari Studio which he now accepts as home as it leaves for the next world while Daiki Kaito is forced to return the Ika Origami to Genta in exchange for his recovered Diendriver. [Heretic Rider, Go Forth!]
World of Black RX
- To be added
World of Black
- c. 2009: In this world, Kohtaro Minami continues his fight against Golgom as Kamen Rider Black well into middle age, whereas his prime counterpart saw the cult fall at the age of 20. [Black × Black RX]
- Apollo Geist recruits Golgom into Dai-Shocker. [Black × Black RX]
- Originally from the World of Black RX, Joe the Haze somehow ends up in this world and aids Kohtaro in his fight. [Black × Black RX]
- As Black, Kohtaro meets Decade who had followed Apollo Geist from the World of Black RX. [RX! Dai-Shocker Attack] He attempts to attack Decade, but is held off by a Kamen Rider Femme summoned by Diend. [Black × Black RX]
- On the following day, Kohtaro reconsiders his view of Decade after witnessing his heroic actions, revealing the situation of his world to him. Soon after, Kohtaro is summoned via Rider Card to the world of Black RX, where he briefly fights alongside his counterpart against Dai-Shocker, destroying the Rhinoceros Mutant and forcing Guy to fall back to another world. [Black × Black RX]
World of Amazon
- To be added
World of X-Rider
- Apollo Geist of GOD is slain in battle by X-Rider. He is later, however, revived to serve in Dai-Shocker. [RX! Dai-Shocker Attack]
File:Icon-krorig.png World of Kamen Rider
- To be added
World of Stronger
- To be added
World of the Rider War
- To be added
World of Decade
- To be added
World of TeleviKun
- To be added
World of Net
- To be added
World of G
- To be added
World Within the Magic Stone
- Many years ago: The evil wizard Amadum is exiled to this parallel world where humans mature into monsters, becoming its ruler. [The Kamen Rider Rings]
- c. 2000s: Haruto and Koyomi are born. [The Kamen Rider Rings]
- c. 2013: Seeking to free himself and unleash his monstrous army upon the prime world, Amadum pursues the Rider Rings held by Haruto, who uses them to summon the prime Haruto Soma and Kosuke Nitoh as well as the first 13 Heisei Riders to save him and Koyomi from the fate of becoming monsters. Lastly, he briefly brings forth a new Kamen Rider named Gaim. [The Kamen Rider Rings]
- Standing with Tsukasa Kadoya, Haruto and the Heisei Riders oppose Amadum's attempt to complete the Cross of Fire, wiping out his army of monsters. Though Amadum seizes the heroic Riders' powers derived from evil, he is ultimately defeated when Gaim returns, with all fifteen Heisei Riders providing their Rider Kicks to destroy him. As the Riders return to their homeworlds, the prime Haruto leaves his Infinity Ring to his counterpart. [Neverending Story]
World of the Sengoku Period
- c. 2013: In an alternate Sengoku World, 14 factions with their own Bujin Riders fights in a war to dominate Japan. The ruthless and powerful Bujin Gaim, who sided with nobody but Kaijins, appears and begins to slaughter every one of his fellow Bujin Riders, including Ieyasu's Bujin Wizard. [Kamen Rider Gaim: Sengoku Battle Royale]