Kamen Rider Gavv (仮面ライダーガヴ, Kamen Raidā Gavu) is a Japanese drama, the 35th entry of Toei Company's Kamen Rider metaseries, and the sixth series to debut during the Reiwa period. The series debuted on September 1, 2024, joining Bakuage Sentai Boonboomger and later, No.1 Sentai Gozyuger in the Super Hero Time lineup after Kamen Rider Gotchard's finale. The series concluded on August 31, 2025 and was succeeded by Kamen Rider ZEZTZ. It also marks the debut of a snack motif including gummy candies, potato chips, marshmallows, chocolates, and lollipops.
Contents
Plot
Shoma is a human-Granute hybrid and the youngest child of the Stomach Family, a powerful family in the Granute World that made a profit in the black market with their addictive Dark Treats and utilizing their addicted clientele to gather the secret ingredient of their product: humans. After their father Bouche died and his oldest brother Lango takes over the company, Shoma escapes to Earth after his mother was murdered by his half-siblings. There, Shoma learns of the modifications his father commissioned on his body allow him to produce Gochizo, using them to become Kamen Rider Gavv. Adopting his mother’s surname, Shoma’s struggle as Gavv to keep humans from being kidnapped and processed into Dark Treats puts him as odds with his half-siblings with his sister Siita the first to fall.
Shoma is aided by Sachika Amane, CEO of the jack-of-all-trades shop Hapipare, who takes him in, his granduncle Dente Stomach who have since defected his family before Shoma did, and Hanto Karakida, a freelance writer whose investigation of the Granutes led to him becoming Kamen Rider Valen via a modification surgery by researcher Kenzo Suga, an accomplice of Nyelv Stomach. The two riders are later joined by Rakia Amarga, a Granute who joined Stomach Inc. under false pretenses to be made into Kamen Rider Vram to destroy the company for causing the death of his younger brother. Suga eventually reveals his true colors when he creates clones of Shoma that transform into Kamen Rider Bitter Gavv, before he create his own Rider power to transform into Kamen Rider Bake. Though killed by Hanto, Suga entrusted Nyelv to continue their work.
One month later, through the actions of Siita’s twin brother Jiip, the Stomach siblings are powerless to a corporate take over by the Granute World’s ruling family, the Jaldaks, with Nyelv making batches of new Bitter Gavvs that include Jiip and the reanimated Suga. After avenging Dente's death by his sister Glotta, Shoma learns from Hanto that the candy shop owner he met, Masaru is a brother of his late mother. As Bocca Jaldak and the remaining Stomach siblings are killed, Shoma stopping Lango from a mass farming of humans, Hanto and Rakia devastate Stomach Inc. with the former saving the human while latter stays behind to destroy the interdimensional gates between Granute World and Earth with Lizel Jaldak and some part-time Stomach Inc. employees stranded on the human world.
Three months later, the Granute World is being rebuilt under a new administration, and Shoma is devising Light Treats for the still addicted part-timers.
Production
The Kamen Rider Gavv trademark was registered by Toei Company on April 27, 2024, and published on May 10, 2024.
Gavv was officially announced on July 1, 2024.
The opening theme song "Got Boost?" is performed by dance and vocal group Fantastics from Exile Tribe.
Films
Kamen Rider Gavv debuted in the feature film Kamen Rider Gotchard: The Future Daybreak.
Invaders of the House of Snacks
Kamen Rider Gavv: Invaders of the House of Snacks (仮面ライダーガヴ お菓子の家の侵略者, Kamen Raidā Gavu Okashi no Ie no Shinryakusha) is a film released on July 25, 2025, double-billed with No.1 Sentai Gozyuger: Tega Sword of Resurrection. Additionally, the main character of Kamen Rider ZEZTZ made his first appearance, portrayed by Ryutaro Imai as Baku Yorozu. The film was written by Junko Kōmura and directed by Teruaki Sugihara. The theme song is "Candy Blaze" performed by Fantastics from Exile Tribe. Alongside the film, a short titled Gochizo's Summer Vacation (ゴチゾウのなつやすみ, Gochizō no Natsu Yasumi) was shown. Although the events of the film appear to take place after episode 44 of the series, they are not set to take place between certain episodes and are loosely connected to the series.
Spin-offs
Glotta's Valentine: A web-exclusive short audio drama series of Toei Tokusatsu Fan Club.
Glotta's Valentine (グロッタのバレンタイン, Gurotta no Barentain): The titular first entry of the series released on February 16, 2025.
Glotta's Valentine 2: White Day Return Gift Strategy (グロッタのバレンタイン2 ホワイトデーお返し大作戦, Gurotta no Barentain Tsū Howaito Dē Okaeshi Dai Sakusen): A sequel to the titular first entry of the series released on March 9, 2025.
Gavv Anime! Sweety Days: Strange Everyday Life (ガヴっとアニメ！ Sweety Days ～おかしな日常～, Gavutto Anime! Suwīti Deizu Okashi na Nichijō): A web-exclusive animated short series released on Toei Tokusatsu Fan Club on March 2, 2025.
Kamen Rider Gavv: Graduations: Strange School Days (仮面ライダーガヴ GRADUATIONS おかしなスクールデイズ, Kamen Raidā Gavu Gurajuēshonzu Okashi na Sukūru Deizu): A web-exclusive short series released on Toei Tokusatsu Fan Club and Toei Tokusatsu YouTube Official (only the first episode) on March 16, 2025.
Kamen Rider Gavv: Gourmet Snacks and Woo!-mai Wakamen!! (仮面ライダーガヴ お菓子なグルメで Woo(ウー)! マイ ワカメーン!!, Kamen Raidā Gavu Okashi na Gurume de Ū! Mai Wakamēn!!): Televi-Kun's "Hyper Battle DVD" (超(ハイパー)バトルDVD, Haipā Batoru Dī Bui Dī).
Sweet Nightmare Game: Strange Game Tournament (SWEET NIGHTMARE GAME ～おかしなゲーム大会～, Suwīto Naitomea Gēmu ~Okashi na Gēmu Taikai~): A special included as part of the Blu-ray releases of Kamen Rider Gavv.<
Gochizo Party (ゴチゾウパーティー, Gochizō Pātī): A web-exclusive short series released on Bandai's YouTube channel on August 31, 2025.
Suga Kenzo Audio Drama CD: If Coffee Is a Poison. It Is a Slow Poison. (酸賀研造オーディオドラマCD ～If coffee is a poison. It is a slow poison.～, Suga Kenzō Ōdio Dorama Shī Dī ~Ifu Kōhī Izu A Poizun. Itto Izu A Surō Poizun.~): A CD audio drama.
V-Cinema
Kamen Rider Gavv: Guilty Parfait (仮面ライダーガヴ ギルティ・パルフェ, Kamen Raidā Gavu Giruti Parufe) is a V-Cinema release which received a limited theatrical release on November 28, 2025, followed by its DVD and Blu-ray release on June 10, 2026. The events of the V-Cinema take place after the end of the series. The V-Cinema was written by Junko Kōmura and directed by Takayuki Shibasaki. The theme song is "Super Delicious" performed by Gateau Trois (Hidekazu Chinen, Yusuke Hino, and Kohei Shoji). Alongside the V-Cinema, a short titled Gochizo Morning Assembly (ゴチゾウちょうれい, Gochizō Chōrei) was shown.
Cast
Shoma (ショウマ, Shōma), Dark Shoma (ダークショウマ, Dāku Shōma): Hidekazu Chinen (知念 英和, Chinen Hidekazu)
Hanto Karakida (辛木田 絆斗, Karakida Hanto): Yusuke Hino (日野 友輔, Hino Yūsuke)
Sachika Amane (甘根 幸果, Amane Sachika): Nozomi Miyabe (宮部 のぞみ, Miyabe Nozomi)
Lango Stomach (ランゴ・ストマック, Rango Sutomakku): Takashi Tsukamoto (塚本 高史, Tsukamoto Takashi)
Glotta Stomach (グロッタ・ストマック, Gurotta Sutomakku): Machi Chitose (千歳 まち, Chitose Machi)
Nyelv Stomach (ニエルブ・ストマック, Nierubu Sutomakku): Ryo Takizawa (滝澤 諒, Takizawa Ryō)
Siita Stomach (シータ・ストマック, Shīta Sutomakku): Honoka Kawasaki (川﨑 帆々花, Kawasaki Honoka)
Jiip Stomach (ジープ・ストマック, Jīpu Sutomakku): Ruito Koga (古賀 瑠, Koga Ruito)
Michiru Inoue (井上 みちる, Inoue Michiru): Arisa Nakajima (中島 亜梨沙, Nakajima Arisa)
Soji Shioya (塩谷 壮士, Shioya Sōji): Toshimasa Komatsu (小松 利昌, Komatsu Toshimasa)
Kenzo Suga (酸賀 研造, Suga Kenzō): Shintarō Asanuma (浅沼 晋太郎, Asanuma Shintarō)
Rakia Amarga (ラキア・アマルガ, Rakia Amaruga): Kohei Shoji (庄司 浩平, Shōji Kōhei)
Lizel Jaldak (リゼル・ジャルダック, Rizeru Jarudakku): Elena Kamata (鎌田 英怜奈, Kamata Erena)
Masaru Inoue (井上 優, Inoue Masaru): Shuhei Handa (半田 周平, Handa Shūhei)
Voice cast
Agents (エージェント, Ējento), Gochizo (ゴチゾウ, Gochizō): Kōki Sakurai (櫻井 皓基, Sakurai Kōki), Ayu Shōji (東海林 亜祐, Shōji Ayu)
Dente Stomach (デンテ・ストマック, Dente Sutomakku): Yōhei Tadano (多田野 曜平, Tadano Yōhei)
Bocca Jaldak (ボッカ・ジャルダック, Bokka Jarudakku): Hiroki Yasumoto (安元 洋貴, Yasumoto Hiroki)
Guest cast
Man (1): Jin Katagiri (片桐 仁, Katagiri Jin)
Jogger (2): Yoshiyuki Tsubokura (坪倉 由幸, Tsubokura Yoshiyuki)
Masako Takarayashiki (宝屋敷 雅子, Takarayashiki Masako; 7–8): Karin Yamaguchi (山口 果林, Yamaguchi Karin)
Kani (可児; 13–16): Yosuke Kishi (岸 洋佑, Kishi Yōsuke)
Movie actor (16–17): Atomu Mizuishi (水石 亜飛夢, Mizuishi Atomu)
Spectator (29–30): Katsuhiro Higo (肥後 克広, Higo Katsuhiro)
Antique Store Employee (31): Kenta Mishima (三嶋 健太, Mishima Kenta)
U・M・A (35–36): Crab Kani Club (Crab 蟹 Club, Kurabu Kani Kurabu)
Taorin (タオリン; 44): Sota Nakajima (中島 颯太, Nakajima Sōta)
Caries (カリエス, Kariesu; 44): Sekai (世界)
Qlarp (クラープ, Kurāpu; 44): Keito Kimura (木村 慧人, Kimura Keito)
Baku Yorozu (万津 莫, Yorozu Baku; 50): Ryutaro Imai (今井 竜太郎, Imai Ryūtarō)
Theme songs
Opening theme
"Got Boost?"
Lyrics: Shoko Fujibayashi (藤林 聖子, Fujibayashi Shōko)
Composition: SKY BEATZ, FAST LANE
Artist: Fantastics from Exile Tribe
Episodes 1, 28, and 50 do not feature the show's opening sequence, and it is instead used as an insert song in episodes 1, 28, and 50.
Insert themes
"Aishite" (愛して)
Lyrics: Yosuke Kishi
Composition & Arrangement: Yosuke Kishi, Ryunosuke Yamagishi (山岸 竜之介, Yamagishi Ryūnosuke)
Artist: Kani (Yosuke Kishi)
Episodes: 13
"Shake it off"
Lyrics: Shoko Fujibayashi
Composition & Arrangement: SKY BEATZ
Artist: Fantastics from Exile Tribe
Episodes: 40, 46
"HAPPY NOTE"
Lyrics: Shoko Fujibayashi
Composition: Go Sakabe (坂部 剛, Sakabe Gō)
Arrangement: tatsuo
Artist: Shoma (Hidekazu Chinen)