Kei Mitsuhashi

Height: 162cm Weight: 50kg Hair Color: Brown Eye Color: Brown He is a student at Oodachi High School and a member of its sumo club. Chihiro Kunisaki calls him Hotaru. While he lacks size stamina and strength he is extremely adaptable and receptive to Tsujis orders especially when he was the first person who witnessed his knowledge when he quickly defeated every member of Oodachi High using simple dodges except Hinomaru.