Biografie: Naoki Tatsuta (龍田 直樹, Tatsuta Naoki, September 8, 1950) is a Japanese voice actor and narrator from Iwade Town, Naga District, Wakayama Prefecture (currently Iwade City). His former stage name was 竜田 直樹 (also reading Naoki Tatsuta). He is affiliated with Aoni Production. He is most known for the role of Oolong in Dragon Ball.