Tags: Martial Artist.
Masato Kobayashi (Japanese: 魔裟斗; born March 10 1979) is a Japanese former welterweight kickboxer. He was the world champion of ISKA at Welterweight under Oriental rules and he is the winner of K-1 WORLD MAX World tournament in 2003 and 2008. In addition he is also the runner-up of K-1 World MAX World tournament in 2004 and 2007. Prior to the K-1 Rising event in Madrid in May 2012 it was announced that Masato will be working as an executive producer for K-1.