My Little Sister's in Danger

Hiro Mizushima

Souji Tendou / Kamen Rider Kabuto

Yuki Sato

Arata Kagami / Kamen Rider Gatack

Yui Satonaka

Hiyori Kusakabe

Hidenori Tokuyama

Sou Yaguruma

Kazuki Kato

Daisuke Kazama / Kamen Rider Drake

Yusuke Yamamoto

Tsurugi Kamishiro / Kamen Rider Sasword

Anna Nagata

Yuzuki Misaki

Natsumi Okumura

Juka Tendou

Yoshiyuki Yamaguchi

Shuuichi Tadokoro

Hirotaro Honda

Riku Kagami

Tomohisa Yuge

Masato Mishima

Eiichiro Suzuki

Narrator (voice)

Masato Uchiyama

Shun Kageyama

Kasumi Suzuki

Keiko Kobayashi

Yuka Teshima

Renge Takatori

Aya Ikeda

Student

Nao Tsubaki

Aoda

Atsushi Kakuta

School board director