Yūzan Kōtoku

Yūzan Kōtoku (友山幸徳, Koutoku Yuuzan) also known by his alias Kon'i (魂威; Literally meaning "Soul Menace") is the main antagonist of Akatsura's Dark Age Remnant arc. He is a member of the infamous and powerful Akatsura clan since its bloody dark ages and because of this he dislike both the current and the previous head. He has self-proclaimed that he will bring Akatsura clan back to it "true" golden age by proving its strength to the common people through homicide and terrorism. Senji Ryakketsu and his companions have been assigned by their organization to "detain" him and clean up the destruction he has caused the city and its citizens.