Becoming Kamen Rider Ex-Aid, Emu now must serve as both a pediatrician and a member of CR. A gifted surgeon named Hiiro Kagami comes back from the United States and is not only the son of the director, he’s also Kamen Rider Brave. This results in a clash of ethics when it comes to dealing with patients.
| Name | Type | Role | |
|---|---|---|---|
| Yūya Takahashi | Writer | ||
| Megumi Mizoguchi | Guest Star | Mizuki | |
| Dai Matsumoto | Guest Star | Aranbura Bugster (Voice) | |
| Mondo Yamagishi | Guest Star | Natori Rensuke | |
| Natsuko Nagaike | Guest Star | Goda Asami | |
| Shojiro Nakazawa | Director |