Kumi Katayama: A math Trainer at Kokatsu Academy and the homeroom Instructor of course two-C. Getting build by Kei Akashi for utilizing violence in school, she's suspended from her work and it has a mental breakdown. Atsushi Takayama: Goal from Yumi Shiina's Synergy tales. A man who the moment https://www.youtube.com/watch?v=ILKyE5vBc8A