The year is 2021 and the world is in a state of chaos and fear. The ancient king OOO has come back to life after 800 years of dormancy. As the Kougami Foundation mounts a human resistance, Eiji Hino returns to Japan, believing he has at last found the means to revive the Greeed Ankh...
Shu Watanabe
Eiji Hino / Kamen Rider OOO
Ryosuke Miura
Ankh / Shingo Izumi
Riho Takada
Hina Izumi
Hiroaki Iwanaga
Dr. Akira Date / Kamen Rider Birth
Asaya Kimijima
Shintaro Gotou / Kamen Rider Proto Birth
Mayuko Arisue
Erika Satonaka
Marie Kai
Chiyoko Shiraishi
Takashi Ukaji
Kousei Kougami
