Kumi Katayama: A math teacher at Kokatsu Academy plus the homeroom teacher of class two-C. Being create by Kei Akashi for working with violence in school, she's suspended from her do the job and has a mental breakdown. Raidou Remastered is more of the remake, having a massively overhauled https://www.youtube.com/watch?v=ILKyE5vBc8A