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Birthday
May 23, 1965
(60 years old)Place of Birth
Fukuoka, Fukuoka Prefecture, Japan
Also Known As
Mitsuo Yamaguchi
Kinoshita Toukichirou
Ushiku Kyouya
Yamaguchi Kappei
Yamaguchi Mitsuo
木下 桃吉郎
牛久 京也
山口 勝平
山口 光雄
کاپِی یاماگوچی
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.
2025
2024
2023
2022
2021
2019
2018
2017
2016
One Piece: Heart of Gold
as Usopp (voice)
One Piece: The Great Treasure of Tongari Island
as Usopp (voice)
One Piece Film: GOLD
as Usopp (voice)
One Piece Film Gold: Episode 0
as Usopp (voice)
Detective Conan: The Darkest Nightmare
as Shinichi Kudo (voice)
Shuriken Sentai Ninninger vs. ToQger the Movie: Ninjas in Wonderland
as Ticket (voice), ToQger Equipment Voice
2015
One Piece: Adventure of Nebulandia
as Usopp (voice)
One Piece Episode of Sabo: The Three Brothers' Bond - The Miraculous Reunion and the Inherited Will
as Usopp (voice)
The Boy and the Beast
as Teenage Jiromaru (voice)
Ressha Sentai ToQger Returns: Super ToQ #7 of Dreams
as Ticket (voice)
Ressha Sentai ToQger Final Live Tour 2015
as Ticket / ToQger Equipment Voice (voice)
The Adventures of Tyrano Boy
as Zesta (voice)
Case Closed: Sunflowers of Inferno
as Shinichi Kudo / Kaitou Kid (voice)
Ressha Sentai ToQger vs. Kyoryuger: The Movie
as Ticket (voice)
2014
One Piece "3D2Y": Overcome Ace's Death! Luffy's Vow to his Friends
as Usopp (voice)
The Disappearance of Conan Edogawa: The Worst Two Days in History
as Shinichi Kudo (voice)
Tomcat's Big Adventure
as Michael (voice)
Ressha Sentai ToQger DVD Special: Farewell, Ticket! The Wasteland Super ToQ Battle!
as Ticket (voice)
Ressha Sentai ToQger The Movie: Galaxy Line S.O.S.
as Ticket / ToQger Equipment / Narrator (voice)
Case Closed: The Sniper from Another Dimension
as Shinichi Kudo (voice)
Ressha Sentai ToQger vs. Kamen Rider Gaim: Spring Break Combined Special
as Ticket / ToQger Equipment (voice)
Heisei Rider vs. Showa Rider: Kamen Rider Wars feat. Super Sentai
as ToQger Equipment Voice
Zyuden Sentai Kyoryuger vs. Go-Busters: The Great Dinosaur War
as ToQger equipment (voice)
2013
One Piece Episode of Merry: The Tale of One More Friend
as Usopp (voice)
Lupin the Third vs. Detective Conan: The Movie
as Shinichi Kudo / Kaito Kuroba (voice)
Detective Conan: Private Eye in the Distant Sea
as Shinichi Kudo (voice)
Dream 9 Toriko x One Piece x Dragon Ball Z Super Collaboration Special!!
as Usopp (voice)
Hunter x Hunter: Phantom Rouge
as Feitan (voice)
2012
One Piece: Glorious Island
as Usopp (voice)
One Piece Film: Z
as Usopp (voice)
One Piece: Episode of Luffy - Hand Island Adventure
as Usopp (voice)
TIGER & BUNNY: The Beginning
as Robin Baxter (voice)
One Piece Episode of Nami: Tears of a Navigator and the Bonds of Friends
as Usopp (voice)
PERSONA4 the Animation -The Factor of Hope-
as Kuma (voice)
Detective Conan: The Eleventh Striker
as Shinichi Kudo (voice)
Pretty Cure All Stars New Stage: Friends of the Future
as Flappy
2011
One Piece 3D: Gekisou! Trap Coaster
as Usopp (voice)
One Piece Episode of Alabasta Prologue
as Usopp (voice)
Detective Conan: Quarter of Silence
as Shinichi Kudo (voice)
One Piece 3D: Straw Hat Chase
as Usopp (voice)
Pretty Cure All Stars DX3: Deliver the Future! The Rainbow-Colored Flower That Connects the World
as Flappy
2010
Coicent
as White Deer (voice)
Atashin'chi: The 3D Movie
as Fujino (voice)
Heart and Yummie
as Heart (voice)
Detective Conan: The Lost Ship in the Sky
as Shinichi Kudo / Kaito Kid (voice)
Detective Conan OVA 10: Kid in Trap Island
as Kaito Kid / Kaito Kuroba
Pretty Cure All Stars DX2: The Light of Hope - Protect the Rainbow Jewel!
as Flappy (voice)
Yu-Gi-Oh!: Bonds Beyond Time
as Daitokuji (voice)
2009
Yona Yona Penguin
as Mulmul (voice)
One Piece Film: Strong World
as Usopp (voice)
Space Battleship Yamato Resurrection
as Ryohei Nakanishi
Death Note Relight 2: L's Successors
as L (voice)
Death Note Relight 1: Visions of a God
as L (voice)
Detective Conan: The Raven Chaser
as Shinichi Kudo (voice)
Lupin the Third vs. Detective Conan
as Shinichi Kudo (voice)
Pretty Cure All Stars DX: Everyone Is a Friend - A Miracle All Pretty Cures Together
as Flappy
2008
Urusei Yatsura: The Obstacle Course Swim Meet, It's a Rumic World: Urusei Yatsura
as (voice)
One Piece: Romance Dawn Story
as Usopp (voice)
Ranma ½: Nightmare! Incense of Spring Sleep
as Ranma Saotome ♂ (voice)
It's a Rumic World: 50th Anniversary Weekly★Shonen Sunday
as Inuyasha / Ranma Saotome ♂ (voice)
Detective Conan: Full Score of Fear
as Shinichi Kudo (voice)
Detective Conan Magic File 2: Shinichi Kudo, The Case of the Mysterious Wall and the Black Lab
as 主演
One Piece: Episode of Chopper Plus: Bloom in the Winter, Miracle Cherry Blossom
as Usopp (voice)
2007
2006
Animal Crossing: The Movie
as Fûta (voice)
Futari wa Precure Splash☆Star the Movie: Tic-Tac Crisis Hanging by a Thin Thread!
as Flappy (voice)
Futari wa Precure Splash☆Star: Maji Doki Theater
as Flappy (voice)
Detective Conan: The Private Eyes' Requiem
as Shinichi Kudo (voice) / Kaito Kuroba (voice)
One Piece: Giant Mecha Soldier of Karakuri Castle
as Usopp (voice)
2005
2004
2003
Inuyasha the Movie 3: Swords of an Honorable Ruler
as Inuyasha (voice)
One Piece Special: Protect! The Last Great Stage
as Usopp (voice)
Detective Conan: Crossroad in the Ancient Capital
as Shinichi Kudo (voice)
One Piece Special: Open Upon the Great Sea! A Father's Huge, HUGE Dream!
as Usopp (voice)
One Piece: Dead End Adventure
as Usopp (voice)
2002
Inuyasha the Movie 2: The Castle Beyond the Looking Glass
as Inuyasha (voice)
Bonobono: Secret of the Kumomo Tree
as Araiguma-kun
Camp Pikachu
as Barubeat (voice)
Detective Conan: The Phantom of Baker Street
as Shinichi Kudo (voice)
La Blue Girl: Climax Taizan
as Nin-Nin
A Tree of Palme
as Roualt (voice)
One Piece: Chopper's Kingdom on the Island of Strange Animals
as Usopp (voice)
One Piece: Dream Soccer King!
as Usopp (voice)
2001
2000
Pichu & Pikachu's Winter Vacation 2001
as Delibird (voice)
Luffy's Fall! The Unexplored Region - Grand Adventure in the Ocean's Navel
as Usopp (voice)
Escaflowne: The Movie
as Shesta (voice)
Detective Conan: Captured in Her Eyes
as Shinichi Kudo (voice)
One Piece: The Movie
as Usopp (voice)
Baby Felix & Friends
as Poindexter
1999
1998
1997
1996
1995
1994
Grappler Baki: The Ultimate Fighter
as Baki Hanma
Ranma 1/2: Team Ranma vs. the Legendary Phoenix
as Ranma Saotome ♂ (voice)
The Mighty Gin Rei
as Daisaku Kusama (voice)
Plastic Little: The Adventures of Captain Tita
as Nicole (voice)
Tokyo Babylon 2
as Subaru Sumeragi
Barefoot Gin Rei
as Daisaku Kusama (voice)
1993
1992
Chibi Maruko-chan: My Favorite Song
as Kenichi Oono (voice)
Appleland Story
as Virgil
Tokyo Babylon 1
as Subaru Sumeragi
Hanappe Bazooka
as Hanahei Yamada (voice)
Delinquent in Drag
as Suke Banji
Ranma 1/2 the Movie 2: Nihao My Concubine
as Ranma Saotome ♂ (voice)
Desperate Love 1989
as Katsumi Shibuya (voice)
Giant Robo: The Day the Earth Stood Still
as Daisaku Kusama
Boyfriend
as Ougi (voice)
Tottoi
as Billia (voice)
1991
1990
1989
