High Quality Content by WIKIPEDIA articles! Kazuo Onoo (born July 29, 1962) is a Japanese professional wrestling manager, better known by his ring name Sonny Onoo. He is best known for his appearances with World Championship Wrestling between 1995 and 1999 as the manager of many of the promotion's Japanese performers. Onoo was a qualified martial artist, competing in international kickboxing and martial arts tournaments between 1975 and 1987. The Professional Karate Association named him the best bantamweight in the world, and he won numerous accolades. While touring as a martial artist, Onoo befriended Eric Bischoff in the 1970s and considered him one of the great fighters of the time.