Mitsuo Yamaguchi (山口 光雄, Yamaguchi Mitsuo), better known by his stage name of Kappei Yamaguchi (山口 勝平, Yamaguchi Kappei) is a Japanese voice actor and actor from Fukuoka, affiliated with Gokū and 21st Century Fox. He is best known for the roles of Ranma Saotome (Ranma ½), Jackson Neil (Miracle Girls), Tombo (Kiki's Delivery Service), Yattaro (Kyattou Ninden Teyandee), InuYasha (InuYasha), Ryuichi Sakuma (Gravitation), L (Death Note), Usopp (One Piece), Hideyoshi (Law of Ueki), and Kaito Kid and
Did you know that Kappei Yamaguchi co-founded the voice acting agency Gokū with several other prominent voice actors?
Kappei Yamaguchi's portrayal of Ranma Saotome in 'Ranma ½' in 1989 truly launched his career into the mainstream, establishing him as a versatile voice actor capable of both comedic and action roles. This early success paved the way for his iconic, long-running performances as Usopp in 'One Piece' and InuYasha in 'InuYasha', solidifying his status as a beloved and recognizable voice in anime.
His unique vocal range and ability to bring a wide array of personalities to life have endeared him to generations, making his voice synonymous with some of anime's most cherished and enduring characters.
Also known as: K. Yamaguchi, Kap Yamaguchi