Kamen Rider Reiwa The First Generation

Kamen Rider Reiwa: The First Generation (仮面ライダー 令和 ザ・ファースト・ジェネレーション) is a 2019 Japanese superhero film in the Movie War line of the Kamen Rider Series. It serves as a crossover between the television series Kamen Rider Zero-One and Kamen Rider Zi-O and is the fourth film of the Generations series. The film also pays tribute to Kamen Rider Zero-One, the original Kamen Rider series and the entire Heisei Kamen Rider series as a whole. It also introduces Gai Amatsu as Kamen Rider Thouser.

Plot
The Hiden Zero-One Driver can only be used by the company's president. Whose will was the one that led to the creation of this device and it falling in the hands of Aruto Hiden? Zero-One's birth story will be revealed!

Kamen Rider Zi-O, who fought as the greatest Demon King of Heisei Kamen Riders chose to reset the world and live a new life. Why does Sougo Tokiwa transform into a Kamen Rider again and meet Zero-One? Kamen Rider Zi-O's true ending chosen by Sougo will be revealed!

The world of Zero-One and the world of Zi-O. The two heroes live in different worlds, but what is waiting for them after crossing time and space into a single world? Union or conflict? This winter marks a new legend in the history of Kamen Rider.

Cast

 * Zero-One cast
 * Aruto Hiden (飛電 或人): Fumiya Takahashi (高橋 文哉)
 * Isamu Fuwa (不破 諫): Ryutaro Okada (岡田 龍太郎)
 * Is (イズ): Noa Tsurushima (鶴嶋 乃愛)
 * Yua Yaiba (刃 唯阿): Hiroe Igeta (井桁 弘恵)
 * Jin (迅): Daisuke Nakagawa (中川 大輔)
 * Horobi (滅): Syuya Sunagawa (砂川 脩弥)
 * Shesta (シェスタ): Asumi Narita (成田 愛純)
 * Sanzō Yamashita (山下 三造): Arata Saeki (佐伯 新)
 * Mamoru (マモル): Goro Yoshida (吉田 悟郎)
 * Okureru (オクレル): Shogo Teramoto (寺本 翔悟)
 * Young Aruto: Haruto Nakano (中野 遥斗)
 * Soreo Hiden (飛電 其雄): Koji Yamamoto (山本 耕史)
 * Jun Fukuzoe (福添 准): Kazuya Kojima (児嶋 一哉)
 * Korenosuke Hiden (飛電 是之助): Tokuma Nishioka (西岡 德馬)


 * Zi-O cast
 * Sougo Tokiwa (常磐 ソウゴ): So Okuno (奥野 壮)
 * Geiz Myokoin (明光院 ゲイツ): Gaku Oshida (押田 岳)
 * Tsukuyomi (ツクヨミ): Shieri Ohata (大幡 しえり)
 * Woz (ウォズ): Keisuke Watanabe (渡邊 圭祐)


 * Reiwa The First Generation cast
 * Will (ウィル): Sōkō Wada (和田 聰宏)
 * Finis (フィーニス): Rina Ikoma (生駒 里奈):
 * Teacher Humagear: Shin Nagahama (長濱 慎)
 * Student Humagear: Terumi Hiraiwa (平岩 輝海)
 * Nurse Humagear: Yuka Yoshimura (吉村 優花)
 * Resistance members: Ryuji Kasahara (笠原 竜司), Hayato Takenaka (竹中 隼人), Yuki Shiomi (潮見 勇輝), Tom Constantine (トム・コンスタンタイン), Gaimon (ガイモン), Yurika Hashimoto (橋本 ゆりか), Fumina Suzuki (鈴木 ふみ奈), Yusuke Sano (佐野 祐介), Takayuki Satō (佐藤 隆幸), Ryō Terasawa (寺沢 了)
 * Civilians: Happy Endo (ハッピー遠藤), Kenji Hada (羽田 謙治), Koichi Wakui (和久井 幸一), Zenta Umegaki (梅垣 然太), Yūji Takahata (高畑 祐史), Yuzu Ōhira (大平 ゆず), Yoshiyuki Yamada (山田 良行), Tomoko Kitano (北野 知子), Akira Shinomiya (篠宮 暁)

Voiceover roles

 * Kamen Rider Thouser (仮面ライダーサウザー): Nachi Sakuragi (桜木 那智)
 * Another 1 (アナザー1号): Kōji Ishii (石井 康嗣)

Theme song

 * ""Another Daybreak" 01 Movie Edition"
 * Lyrics: Takanori Nishikawa+Yuyoyuppe
 * Composition: J
 * Arrangement: J×Takanori Nishikawa and DJ'Tekina//Something
 * Artist: J×Takanori Nishikawa

Reception
Kamen Rider Reiwa The First Generation grossed $7,529,337 at the box office.