Also known as: 斗羽大洋, 鬼の斗羽大洋
Playable character in Choukou Taisen Escalation Heroines.
Known by the epithet Taiyo The Oni, Taiyo is the first-ranked member of The Seven Vices, an elite group within the Kuze Jogenshu faction. She is one of three senior members in the faction, alongside Fuyubashira Tsukiko and Akimichi Himeji (Escalation Heroines).