Akifusa Keikain

Birthday: September 11
Height: 172 cm
Weight: 65 kg
Affiliations: Keikain House

The protector of the first seal and the next leader of the Yaso branch. He was Yura's teacher and uses "Yousou Kioku", a blade he constructed to surpass Hidemoto's blade. It possess him, turning him into a demon.