This article is about a/an actor in the TV special Birth of the 10th! Kamen Riders All Together!!.
Dr. Hajime Kaido

Dr. Hajime Kaido.

Dr. Hajime Kaido (海堂 肇博士 Kaidō Hajime Hakase) - He is Ryo's father's friend and is the researcher of the biochemistry which is also the teacher of a university. He cooperates in Ryō unstintingly. Birth of the 10th! Kamen Riders All Together!!

Behind the scenes


Dr. Hajime Kaidō was played by Eiji Karasawa (柄沢 英二 Karasawa Eiji).

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