Great Teacher Onizuka (グレート・ティーチャー・オニヅカ, Gurēto Tīchā Onizuka) or abbrieviated as G.T.O is a Japanese manga written and illustrated by Tohru Fujisawa. It was serialized in Weekly Shōnen Magazine from May 1997 to April 2002.
Meet Eikichi Onizuka, a 22-year-old ex-biker and college karate champ. He's crude, foul-mouthed, and has a hair-trigger temper. His goal: to be the greatest high school teacher in the world! Unfortunately, the only teaching job available is at Holy Forest Academy (no certification required). There he uses his street smarts to deal with colleagues and students alike.
- w:c:GTO (Abandoned)