GTO: The Early Years -- Shonan Junai Gumi Volume 6 Manga Paperback – February 12, 2008
by Tohru Fujisawa  (Author)
Before Eikichi Onizuka would become the "greatest teacher in the world," he and Ryuji Danma were members of the infamous biker gang, Oni Baku. When they weren't out riding around and getting into trouble, this duo could be found in school. Doing what you ask? Picking up young women of course!