First appearing as an adversary to the Onibaku, together he and Saejima make up the Kamakura Mad-Dogs. The two friends hold a vicious reputation in Shonan, and are renowned for being the strongest at Tsujido High School before Eikichi and Ryuji transfer. Though originally very arrogant, Kamata is the first to accept their defeat to the Onibaku following their fight and adopts a general change in attitude. It is in this way that Kamata becomes one of the more mature characters of the series. Kamata is cross Japanese and American by ethnicity, and almost three quarters into the series moves to the US to live. He is last seen working at a bar in The Bronx, New York.

Eikichi Onizuka and Ryuji Danma are members of infamous biker duo, the Oni Baku. When not out riding around, they can be found in school, trying to pick up young women. This is the story of the young Onizuka, who would later become the greatest teacher in Japan, and his partner Ryuji in their quest to lose their virginity and reach maturity. 
They are widely feared bosozoku, and are known for their tenacity and viciousness in a fight. However, this lifestyle does not exactly endear them to the opposite gender, so they decide to change their ways. However, this is easier said than done. 
(Source: Anime News Network)

__Hobbies:__ driving, historical research

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! 
(Source: Tokyopop)

Known as the gargoyle of Inogashira Park police station because of his scary face, Saejima Toshiyuki was a loser. He's pretty much a virgin for all intent and purposes, aside from the companions that he pays for. He wasn&rsquo;t always a loser though. During his high school days, he was feared as a badass, but now he is just a person people feel sorry for. He then meets Arimori Shizuka, a beautiful girl that seems comfortable in her sexuality. Toshiyuki learns that she was a high class escort that has been with over 1000 men. She was doing it out of love for her abusive boyfriend but, realizing her mistake, quits. Shizuka is now being harassed and Toshiyuki reverts back to his aggressive personality to protect the love of his life.

Great Teacher Onizuka is back, and the next stage for his legend is … prison?! The trouble magnet of a teacher reveals that this stint behind bars is thanks to a certain incident with the class he became assistant homeroom teacher of half a year earlier: Kissho Academy’s new class for high school-aged celebrities! Does he regret the exploits that landed him in the slammer? Heck, no. In fact, he’s all too happy to calmly tell his fellow prisoners how the whole thing went down—if they’re willing to listen to his story from the very beginning…
 
(Source: Kodansha USA)
 
Includes a one-shot and two extra chapters

Jun Kamata