Itou Kamotarou

Itou Kamotarou (伊東 鴨太郎, Itou Kamotarou) was an advisor to the Shinsengumi who appeared during the Shinsengumi Crisis arc as the main antagonist until his betrayal by Kawakami Bansai. He made an agreement with Takasugi Shinsuke and aimed to become the head of Shinsengumi.