Tetsuji Chuuma

Relatives: Suzu Chuuma (Daughter)

Tetsuji Chuuma, more commonly called Chuu-san, is a chemistry teacher at Kaimei High School and the homeroom teacher for class 2-C. He is the faculty sponsor for the Sket Dan, a fact he often uses to get them to do things for him. He frequently creates odd potions and explosives which oftentimes backfire. He gets engaged to Remi Misora and eventually marries her in chapter 273.