Original Name 鬼塚 英吉 Romaji Name Eikichi Onizuka Nicknames Onibaku (Demon Teacher), GTO (Great Teacher Onizuka) Series Great Teacher Onizuka Age 22 Weight Not specified Height Not specified Date of Birth August 3, 1975 Blood Type Not specified Eikichi Onizuka, commonly known as Onizuka-sensei, is a fictional character and the main protagonist of the manga […]