Kappei Yamaguchi
Known For: Acting
Gender: Male
Date of Birth: May 23, 1965 (60 years old)
Place of Birth: Fukuoka, Fukuoka Prefecture, 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.
2025
2024
2023
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2019
2018
2017
Actor Usopp (voice)
One Piece Episode of East Blue
Actor Sora Hiroi (voice)
Okaeri: Furusato no Karatsu
Actor
Kamiwaza Wanda
Actor Shinichi Kudo (voice)
Case Closed: The Crimson Love Letter
Actor Mucha (voice)
Mazinger Z: Infinity
Actor Shinichi Kudo (voice)
Detective Conan: Episode One - The Great Detective Turned Small
2016
Actor Usopp (voice)
One Piece: The Great Treasure of Tongari Island
Actor Usopp (voice)
One Piece Film Gold: Episode 0
Actor Ticket (voice), ToQger Equipment Voice
Shuriken Sentai Ninninger vs. ToQger the Movie: Ninjas in Wonderland
Actor Shinichi Kudo (voice)
Detective Conan: The Darkest Nightmare
Actor Usopp (voice)
One Piece Film: GOLD
Actor Usopp (voice)
One Piece: Heart of Gold
2015
Actor Ticket / ToQger Equipment Voice (voice)
Ressha Sentai ToQger Final Live Tour 2015
Actor Ticket (voice)
Ressha Sentai ToQger vs. Kyoryuger: The Movie
Actor Zesta (voice)
The Adventures of Tyrano Boy
Actor Bard (voice)
The Adventures of Tyrano Boy
Actor Shinichi Kudo / Kaitou Kid (voice)
Detective Conan: Sunflowers of Inferno
Actor Ticket (voice)
Ressha Sentai ToQger Returns: Super ToQ #7 of Dreams
Actor Teenage Jiromaru (voice)
The Boy and the Beast
Actor Usopp (voice)
One Piece: Adventure of Nebulandia
Actor Usopp (voice)
One Piece Episode of Sabo: The Three Brothers' Bond - The Miraculous Reunion and the Inherited Will
2014
Actor ToQger Equipment Voice
Heisei Rider vs. Showa Rider: Kamen Rider Wars feat. Super Sentai
Actor Ticket (voice)
Ressha Sentai ToQger DVD Special: Farewell, Ticket! The Wasteland Super ToQ Battle!
Actor Usopp (voice)
One Piece "3D2Y": Overcome Ace's Death! Luffy's Vow to his Friends
Actor Ticket / ToQger Equipment (voice)
Ressha Sentai ToQger vs. Kamen Rider Gaim: Spring Break Combined Special
Actor Shinichi Kudo (voice)
Detective Conan: Dimensional Sniper
Actor Ticket / ToQger Equipment / Narrator (voice)
Ressha Sentai ToQger The Movie: Galaxy Line S.O.S.
Actor Shinichi Kudo (voice)
The Disappearance of Conan Edogawa: The Worst Two Days in History
Actor ToQger equipment (voice)
Zyuden Sentai Kyoryuger vs. Go-Busters: The Great Dinosaur War
Actor Michael (voice)
Tomcat's Big Adventure
2013
Actor Shinichi Kudo (voice)
Detective Conan: Private Eye in the Distant Sea
Actor Usopp (voice)
One Piece Episode of Merry: The Tale of One More Friend
Actor Feitan (voice)
Hunter x Hunter: Phantom Rouge
Actor Shinichi Kudo / Kaito Kuroba (voice)
Lupin the Third vs. Detective Conan: The Movie
Actor Usopp (voice)
Dream 9 Toriko x One Piece x Dragon Ball Z Super Collaboration Special!!
2012
Actor Robin Baxter (voice)
TIGER & BUNNY: The Beginning
Actor Shinichi Kudo (voice)
Detective Conan: The Eleventh Striker
Actor Usopp (voice)
One Piece: Episode of Luffy - Hand Island Adventure
Actor Usopp (voice)
One Piece Film: Z
Actor Usopp (voice)
One Piece: Glorious Island
Actor
Asura
Actor Kuma
PERSONA4 the Animation -The Factor of Hope-
Actor Usopp (voice)
One Piece Episode of Nami: Tears of a Navigator and the Bonds of Friends
Actor Flappy
Pretty Cure All Stars New Stage: Friends of the Future
Actor
Detective Conan Bonus File 1: Flower of Fantasista
2011
Actor Usopp (voice)
One Piece 3D: Straw Hat Chase
Actor Usopp (voice)
One Piece Episode of Alabasta Prologue
Actor Usopp (voice)
One Piece 3D: Gekisou! Trap Coaster
Actor Shinichi Kudo (voice)
Detective Conan: Quarter of Silence
Actor Flappy
Pretty Cure All Stars DX3: Deliver the Future! The Rainbow-Colored Flower That Connects the World
2010
Actor Heart (voice)
Heart and Yummie
Actor Kaito Kid / Kaito Kuroba
Detective Conan OVA 10: Kid in Trap Island
Actor Daitokuji (voice)
Yu-Gi-Oh!: Bonds Beyond Time
Actor Fujino (voice)
Atashin'chi: The 3D Movie
Actor Shinichi Kudo / Kaito Kid (voice)
Detective Conan: The Lost Ship in the Sky
Actor Flappy (voice)
Pretty Cure All Stars DX2: The Light of Hope - Protect the Rainbow Jewel!
Actor White Deer (voice)
Coicent
2009
Actor Shinichi Kudo (voice)
Detective Conan: The Raven Chaser
Actor Usopp (voice)
One Piece Film: Strong World
Actor Ryohei Nakanishi
Space Battleship Yamato Resurrection
Actor Shinichi Kudo (voice)
Lupin the Third vs. Detective Conan
Actor L (voice)
Death Note Relight 2: L's Successors
Actor Mulmul (voice)
Yona Yona Penguin
Actor Flappy
Pretty Cure All Stars DX: Everyone Is a Friend - A Miracle All Pretty Cures Together
2008
Actor
Ranma ½: Nightmare! Incense of Spring Sleep
Actor Usopp (voice)
One Piece: Episode of Chopper Plus: Bloom in the Winter, Miracle Cherry Blossom
Actor Shinichi Kudo (voice)
Detective Conan: Full Score of Fear
Actor 主演
Detective Conan Magic File 2: Shinichi Kudo, The Case of the Mysterious Wall and the Black Lab
Actor Usopp (voice)
One Piece: Romance Dawn Story
Actor (voice)
Urusei Yatsura: The Obstacle Course Swim Meet, It's a Rumic World: Urusei Yatsura
Actor Inuyasha / Ranma Saotome ♂ (voice)
It's a Rumic World: 50th Anniversary Weekly★Shonen Sunday
2007
Actor Usopp / Lashes (voice)
One Piece: The Desert Princess and the Pirates: Adventure in Alabasta
Actor Shin'ichi Kudo (voice)
Detective Conan: Jolly Roger in the Deep Azure
Actor Chimchar (voice)
Pokémon Mystery Dungeon: Explorers of Time & Darkness
Actor L (voice)
Death Note Relight 1: Visions of a God
Actor Chamberlain
Mouse Story: The Adventures of George and Gerald
Actor Ussop (voice)
One Piece: Ice Hunter
2006
Actor Usopp (voice)
One Piece: Giant Mecha Soldier of Karakuri Castle
Actor Shinichi Kudo (voice) / Kaito Kuroba (voice)
Detective Conan: The Private Eyes' Requiem
Actor Flappy (voice)
Futari wa Precure Splash☆Star the Movie: Tic-Tac Crisis Hanging by a Thin Thread!
Actor Fûta (voice)
Animal Crossing: The Movie
Actor Flappy (voice)
Futari wa Precure Splash☆Star: Maji Doki Theater
2005
Actor Usopp (voice)
One Piece Special: The Detective Memoirs of Chief Straw Hat Luffy
Actor Usopp (voice)
One Piece: Baron Omatsuri and the Secret Island
Actor
Pretty Guardian Sailor Moon: Act Zero
Actor Shinichi Kudou (voice)
Detective Conan: Strategy Above the Depths
Actor
Tomorrow I'll be Lively ~Half Sweet Potato~
Actor
Nagasaki 1945 ~ The Angelus Bells
2004
Actor Inuyasha (voice)
Inuyasha the Movie 4: Fire on the Mystic Island
Actor Retro (voice)
Dead Leaves
Actor
Pretty Guardian Sailor Moon Special Act: We're Getting Married!！
Actor Kaito Kid / Shinichi Kudou (voice)
Detective Conan: Magician of the Silver Sky
Actor Usopp (voice)
One Piece: Curse of the Sacred Sword
2003
Actor Inuyasha (voice)
Inuyasha the Movie 3: Swords of an Honorable Ruler
Actor Usopp (voice)
One Piece Special: Protect! The Last Great Stage
Actor Usopp (voice)
One Piece Special: Open Upon the Great Sea! A Father's Huge, HUGE Dream!
Actor Shinichi Kudo (voice)
Detective Conan: Crossroad in the Ancient Capital
Actor Usopp (voice)
One Piece: Dead End Adventure
2002
Actor Roualt (voice)
A Tree of Palme
Actor Nin-Nin
La Blue Girl: Climax Taizan
Actor Usopp (voice)
One Piece: Dream Soccer King!
Actor Shinichi Kudo (voice)
Detective Conan: The Phantom of Baker Street
Actor Araiguma-kun
Bonobono: Secret of the Kumomo Tree
Actor Usopp (voice)
One Piece: Chopper's Kingdom on the Island of Strange Animals
Actor Barubeat (voice)
Camp Pikachu
Actor Inuyasha (voice)
Inuyasha the Movie 2: The Castle Beyond the Looking Glass
2001
2000
Actor Shinichi Kudo (voice)
Detective Conan: Captured in Her Eyes
Actor Shesta (voice)
Escaflowne: The Movie
Actor Usopp (voice)
One Piece: The Movie
Actor Usopp (voice)
Luffy's Fall! The Unexplored Region - Grand Adventure in the Ocean's Navel
Actor
Detective Conan OVA 01: Conan VS KID VS Yaiba
Actor Delibird (voice)
Pichu & Pikachu's Winter Vacation 2001
Actor Poindexter
Baby Felix & Friends
1999
1998
1997
1996
Actor Tsutomu Yamaguchi (voice)
Neighborhood Story The Movie
Actor Scrib Lowengren
Shadow Skill: The Movie
Actor
Magical Circle Guru Guru
Actor Hajime Kindaichi (Voice)
Kindaichi Case Files Movie 1: The Opera House Murders
Actor Shibuya (voice)
Bronze: Zetsuai Since 1989
Actor Astra / Announcer Banjou (voice)
Ultraman Super Fighter Legend
1995
1994
Actor Nicole (voice)
Plastic Little: The Adventures of Captain Tita
Actor Baki Hanma
Grappler Baki: The Ultimate Fighter
Actor Daisaku Kusama (voice)
Barefoot Gin Rei
Actor Ranma Saotome ♂ (voice)
Ranma ½: The Movie 3 — The Super Non-Discriminatory Showdown: Team Ranma vs. the Legendary Phoenix
Actor Daisaku Kusama (voice)
The Mighty Gin Rei
Actor
Crows
1993
1992
Actor Virgil
Appleland Story
Actor Daisaku Kusama
Giant Robo: The Day the Earth Stood Still
Actor Billia (voice)
Tottoi
Actor
K.O. Beast
Actor Katsumi Shibuya (voice)
Desperate Love 1989
Actor Kenichi Oono (voice)
Chibi Maruko-chan: My Favorite Song
Actor Ougi (voice)
Boyfriend
Actor Ranma Saotome ♂ (voice)
Ranma ½: The Movie 2 — The Battle of Togenkyo: Rescue the Brides!
Actor Suke Banji
Delinquent in Drag
Actor Hanappe Yamada (voice)
Hanappe Bazooka
Actor
The Heroic Legend of Arslan II
1991
Actor (voice)
Madara
Actor Young Munchausen II (voice)
Urotsukidōji II: Legend of the Demon Womb
Actor Ranma Saotome ♂ (voice)
Ranma ½: The Movie — The Battle of Nekonron: The Fight to Break the Rules!
Actor Oscar Cloud (voice)
Inferious Interplanetary War Chronicle - Condition Green
Actor 山口
Samurider: Nazo no Tenkousei
Actor
The Heroic Legend of Arslan
