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Icon-buildThis article is about a character in Kamen Rider Build.

Kasumi Ogura (小倉 香澄, Ogura Kasumi) is Ryuga Banjo's late-fiancé and one of the victims of Faust's experiments who got turned into the Burn Smash (バーンスマッシュ, Bān Sumasshu). Her Smash essence was used as the basis for the Dragon Full Bottle.

History[]

Background[]

Ryuga and Kasumi

Banjo and Kasumi talking about her illness.

Kasumi Ogura was the finacée of Ryuga Banjo whom he deeply loved. With a frail constitution, Banjo got involved in the fixed match to help pay for her medical treatments. After Masahiro Nabeshima helped her be connected with Takumi Katsuragi to help find him a job, Kasumi recommended him to Banjo during their date. However, when Banjo arrived to meet Katsuragi, he found the scientist was found dead in his apartment. Thus, Banjo was framed for murder and sentenced to ten years in prison.

Reuniting With Banjo And Death[]

The death of Kasumi Ogura

The death of Kasumi Ogura.

One year later, after Banjo escaped from prison, Kasumi was abducted by Faust. When Banjo called Kasumi on the phone, he discovered she is forcibly undergoing experimentation and Night Rogue gave him their location. As Banjo rushed to the location, he discovered Kasumi had been transformed into the Burn Smash. When Sento Kiryu fought her as Kamen Rider Build to purify her, Night Rogue revealed Kasumi was deemed a "Hazard Level 1" due to her frail health and will die upon purification. Although both Sento and Banjo hesitated, they both agreed to end her suffering. While Sento was able to separate Kasumi from the Smash, it was long enough for Banjo said his goodbyes to his beloved.

Legacy[]

After Sento extracted her the Burn Smash's essence and converting it into the Dragon Fullbottle, he gives it to Banjo as a memento of his beloved. Banjo's longed possession of the Dragon Fullbottle would augment his body to be synchronized with the bottle enough to defeat a Hazard Smash while was untransformed.

One day, while visiting Kazumi's grave, Banjo discovered a letter left on the gravestone. Inside the letter, she wanted Banjo to use his fists to help people. With this, it motivated Banjo to use the Dragon Fullbottle to transform into Kamen Rider Cross-Z as he assists Build in his endeavors of fighting Faust and other threats that harm the country. Since then, Banjo has been visiting Kazumi's graves on a regular basis when he needs emotional support.

New World[]

NW Ryuga & Katsumi

A new version of Kasumi exists in the Sento's recreated world. As she and her boyfriend, the new world version of Banjo are walking, Sento Kiryu approaches them, saying that he was glad Banjo was alive. Kasumi thinks Sento is one of Banjo's MMA fans, and Banjo offers to shake hands, which Sento agreed to. As Sento walks off, Banjo and Kasumi run off to get ice cream. Upon meeting up with Sento, the original Banjo also mentions that he spotted the alternate versions of himself and his girlfriend.

When Killbus reactivated Pandora's Box, everyone who were directly exposed to Nebula Gas in the original World of Build regained their memories from that world, Kasumi was among that likely regained her memories.

Powers and Abilities[]

  • Pyrokinesis: As its name said, it has the powers to freely generate fire.
    • Fire Ball Projection: It can release fire balls from its cannons to attack its enemies.
    • Flamethrower: It can release a fire wave from its cannons to attack its enemies.
  • Retained Consciousness: Unlike other Smash, Kasumi managed to retain some of her consciousness while in her Smash form: she misfired when attempting to shoot Banjo.

Weaknesses[]

  • Hazard Level 1: Unlike other Faust victims, Kasumi's body is too weak to survive the Smash transformation. As a result, extracting her Smash essence cost Kasumi her life.

Burn Smash[]

Burn Smash
KRBu-Burn Smash
  • Height: 207.0
  • Weight: 121.0


Smash Bottle[]

KRBu-Burn Smash Bottle

Smash Bottle
(Burn Smash)

This Smash Bottle contains the essence of the Burn Smash.

Behind the scenes[]

Portrayal[]

Kasumi Ogura was portrayed by Risako Ito (伊藤 梨沙子, Itō Risako). As Burn Smash, her suit actor is Hajime Kanzaki (神前 元, Kanzaki Hajime).

Concept Art[]

Burn Smash concept art

Burn Smash concept art

Burn Smash was designed by Tamotsu Shinohara (篠原 保, Shinohara Tamotsu).

Notes[]

  • Kasumi is the only known Faust subject in Kamen Rider Build to be classified Hazard Level 1.

Appearances[]

Icon-build Kamen Rider Build
Kamen Riders
TV-Series: Sento Kiryu (Takumi Katsuragi) - Ryuga Banjo - Kazumi Sawatari - Gentoku Himuro - Evolto - Nariaki Utsumi - Shinobu Katsuragi
Movie-exclusive: Kengo Ino - Killbus - Keiji Uraga
Gear
Drivers/Transformation Gear
Build Driver - Transteam Gun - Nebulasteam Gun - Sclash Driver - Evol-Driver
Build Driver Adapters
(Great) Cross-Z Dragon - Hazard Trigger - Cross-Z Magma Knuckle - Evol-Trigger - Grease Blizzard Knuckle - Killbuspider - Grease Perfect Kingdom
Normal Weapons
Drill Crusher - Hawk Gatlinger - 4Koma Ninpoutou - Kaizoku Hassyar - Fullbottle Buster - Steam Blade - Beat Closer - Twin Breaker
Suit-Equipped Weapons
Muscle Glove - Solstall Wings - Giant Scratcher - Space Ride Arm - Spine Knuckle - Long Range Cleaner - Trash Converter - Gold Lio Gauntlet - Multi Deluge Gun
Collectible Devices
Fullbottles - Sclashjellies
Fullbottle-related Devices
Fullbottle Holder - Pandora Box - Build Phone - Halfbodies
Terminologies
Vortex Finish - Hazard Level - Project Build - Sky Wall - Nebula Gas
Other
Utan - Higetan
Allies
nascita: Misora Isurugi - Soichi Isurugi - Sawa Takigawa - Kazumi Sawatari - Gentoku Himuro
Legend Riders: Eiji Hino - Gentaro Kisaragi - Kouta Kazuraba - Takeru Tenkuji - Emu Hojo - Hiiro Kagami - Taiga Hanaya - Kiriya Kujo - Kuroto Dan - Parado - Poppy Pipopapo - Sougo Tokiwa - Geiz Myokoin - Tsukuyomi - Is - Reika Shindai - Sakura Igarashi - Hana Natsuki
Prime Ministers: Taizan Himuro (Touto) - Yoshiko Tajimi (Hokuto) - Masakuni Mido (Seito)
Namba Heavy Industries Ltd.: Juzaburo Namba - Nariaki Utsumi - Haruhiko Wanibuchi - Guardian
Hell Bro's: Fu Washio - Rai Washio - Yoshikazu Takahashi - Norio Matsui
Aliens: Vernage
Girls Remix: Akiko Narumi - Kanon Fukami - Rinko Daimon - Lovekov
Faust
Gentoku Himuro - Evolto - Nariaki Utsumi - Takumi Katsuragi - Shingo Kuwata - Eita Kawai - Yoshikazu Takahashi - Norio Matsui
Smash
Normal Smash: Fang Smash - Needle Smash - Strong Smash - Burn Smash - Flying Smash - Mirage Smash - Square Smash - Press Smash - Ice Smash - Stretch Smash
Empowered Smash: Strong Smash Hazard - Press Smash Hazard - Stretch Smash Hazard - Flying Smash Hazard
Hard/Hazard Smash: Castle Hard/Hazard Smash - Stag Hard/Hazard Smash - Owl Hard/Hazard Smash
Clone Smash: Press Clone Smash - Stretch Clone Smash - Strong Clone Smash - Flying Clone Smash
Lost Smash: Owl Lost Smash - Stag Lost Smash - Castle Lost Smash - CD Lost Smash - Scissors Lost Smash - Zebra Lost Smash
Foundation X
Kaisers: Kaisei Mogami (World of Build, World of Ex-Aid) - Nebula Bugster
Blood Tribe
Kengo Ino - Ryoka Saiga - Mitsuomi Gobara - Evolto - Killbus - Akaba (imitation) - Aoba (imitation) - Kiba (imitation) - Remocon Bro's (imitation) - Engine Bro's (imitation)
Down Fall
Keiji Uraga - Simon Marcus (Phantom Crusher)
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