Kappei Yamaguchi
Actor
Born May 23, 1965 · Fukuoka, Fukuoka, Japan
Active 1989–present
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.
Filmography
Assassination Classroom the Movie: Our Time (2026) — Futoshi (voice)Detective Conan: One-Eyed Flashback (2025) — Shinichi Kudo (voice)Mechanical Marie (2025) — Carl Ojisan (voice)Gintama the Movie 2026: Yoshiwara in Flames (2026) — Inorin (voice)BEAT RUNNERS (2026) — Vivace (voice)One Piece (1999) — Usopp (voice)Death Note (2006) — L (voice)JUJUTSU KAISEN (2020) — Kechizu (voice)Hunter x Hunter (2011) — Feitan (voice)Kiki's Delivery Service (1989) — Tombo (voice)InuYasha (2000) — InuYasha (voice)Cowboy Bebop (1998) — Rhint (voice)JoJo's Bizarre Adventure (2012) — Yo-Yo Ma · Shigechi (voice)Ranma ½ (1989) — Ranma Saotome ♂ (voice)Super Dragon Ball Heroes (2018) — Fu (voice)Vinland Saga (2019) — Jabbathe (voice)The Boy and the Beast (2015) — Teenage Jiromaru (voice)Detective Conan (1996) — Shinichi Kudo (voice)The Ancient Magus' Bride (2017) — Oberon (voice)One Piece Film Red (2022) — Usopp (voice)One Piece: Stampede (2019) — Usopp (voice)Claymore (2007) — Male 'Awakened' 3 (voice)One Piece Film: Z (2012) — Usopp (voice)Death Note Relight 1: Visions of a God (2007) — L (voice)