Takefumi Sakata is a Japanese boxer in the flyweight (112 lb) division. He is the current WBA flyweight champion, and has a professional record of 30-4-1 (15KOs). Sakata was the premier boxer in the Kyoei boxing gym before the arrival of Koki Kameda in 2005. He stayed out of the limelight for most of his career, even being used as Kameda's sparring partner, but finally won a world title in 2007, defeating Lorenzo Parra for the WBA Flyweight title. Wikipedia
The definitive Wikipedia entry for Takefumi Sakata. Wikipedia is the biggest multilingual free-content encyclopedia on the Internet. en.wikipedia.org/wiki/Takefumi_Sakata