
Kappei Yamaguchi
Acting
Born 1965-05-23 · Fukuoka, Fukuoka, Japan
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 Shinichi Kudo (Case Closed). His current starring roles include that of Raimon "Monta" Taro, the Deimon Devil Bats' ace receiver in Eyeshield 21. Yamaguchi has appeared in eroge as Kyōya Ushihisa (牛久 京也, Ushihisa Kyōya). He made his first public appearance in North America at Otakon 2008; and was also a guest at Sakura-Con 2009. Yamaguchi's third appearance to date has been at Animazement in 2010. He is married and has a daughter, Akane Yamaguchi (山口 茜), and a son, Ryunosuke Yamaguchi (山口 竜之介), who also are voice actors. Description above from the Wikipedia article Kappei Yamaguchi, licensed under CC-BY-SA, full list of contributors on Wikipedia.
Acting

Assassination Classroom the Movie: Our Time
Futoshi (voice)

Gintama: Yoshiwara in Flames
Inorin (voice)
BEAT RUNNERS
Vivace (voice)

Mechanical Marie
Carl Ojisan (voice)

Detective Conan: The 17-Year-Old Truth
Shinichi Kudo (voice)

Alice in Wonderland –Dive in Wonderland–
The White Rabit (voice)

Stage Play 「Spooky Kitaro」

Detective Conan: One-Eyed Flashback
Shinichi Kudo (voice)

Ranma1/2
Ranma Saotome (voice)

Mecha-Ude: Mechanical Arms
Yakumo (voice)

Unification of Japan Gaiden: Yamazaki Family — Joji and His Merry Friends

Detective Conan: The Million-Dollar Pentagram
Kaito Kid / Shinichi Kudou (voice)

Train to the End of the World
Shizuru's father (voice)

Bakuage Sentai Boonboomger
Ticket (voice)

BUCCHIGIRI?!
Komao (voice)

Detective Conan vs. Kid the Phantom Thief
Kaito Kuroba / Kaito Kid (voice)

Detective Conan: Black Iron Submarine
Shinichi Kudou (voice)

Detective Conan: The Story of Ai Haibara: Black Iron Mystery Train
Kaito Kuroba (voice)

Urusei Yatsura
Saizo (voice)

Urusei Yatsura
Tsuyuo (voice)

Urusei Yatsura
B-Bo (voice)

One Piece Film Red
Usopp (voice)

Detective Conan: The Bride of Halloween
Shinichi Kudo (voice)

Miss Shachiku and the Little Baby Ghost
"Cute" Voiceover of the Week (voice)

Estab-Life: Great Escape
Mikhail (voice)

ODDTAXI in the Woods
Eiji Kakihana (voice)

One Piece - En route vers l'épisode 1000
Comédien de doublage de Usopp – Japon

The Ancient Magus' Bride: The Boy from the West and the Knight of the Blue Storm
Oberon (voice)

Detective Conan: The Scarlet Bullet
Shinichi Kudo (voice)

Space Academy
Jii-chan (voice)