Katsuya Onizuka Boxer
Katsuya Onizuka (鬼塚 勝也, Onizuka Katsuya, born Takashi Onizuka, on March 12, 1970) is a former WBA Super Flyweight champion from Kitakyushu, Japan. Onizuka was an extremely popular boxer in Japan, creating a boxing boom in Japan during the early 1990s along with Joichiro Tatsuyoshi.