
Kappei Yamaguchi
Acting
- Born:
- 1965-05-23
- Place of birth:
- Fukuoka, Fukuoka, Japan
Biography
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.
Known For
Filmography

Detective Conan: The Counterfeit Case of Ultra 30

A Lazy Day in Thousand Sunny

Detective Conan: Fallen Angel of the Highway

Assassination Classroom the Movie: Our Time

Gintama the Movie 2026: Yoshiwara in Flames

BEAT RUNNERS

Mechanical Marie

Detective Conan: The 17-Year-Old Truth

Alice in Wonderland –Dive in Wonderland–

Stage Play 「Spooky Kitaro」

Detective Conan: One-Eyed Flashback

One Piece Log: Fish-Man Island Saga

One Piece Fan Letter

Ranma1/2

Mecha-Ude: Mechanical Arms

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

Detective Conan: The Million-Dollar Pentagram

Train to the End of the World

Bakuage Sentai Boonboomger

BUCCHIGIRI?!

Detective Conan vs. Kid the Phantom Thief

The Incident

Detective Conan: Black Iron Submarine

Detective Conan: The Story of Ai Haibara: Black Iron Mystery Train

Urusei Yatsura

One Piece Film Red

Detective Conan: The Bride of Halloween

Miss Shachiku and the Little Baby Ghost

Estab-Life: Great Escape

ODDTAXI in the Woods

One Piece - En route vers l'épisode 1000

The Ancient Magus' Bride: The Boy from the West and the Knight of the Blue Storm

Detective Conan: The Scarlet Bullet

Space Academy

ODDTAXI

航海王:和之国总集篇

The Gymnastics Samurai

JUJUTSU KAISEN

Yashahime: Princess Half-Demon

BOFURI: I Don't Want to Get Hurt, so I'll Max Out My Defense.

Detective Conan: The Scarlet School Trip

Super Sentai Strongest Battle Director's Cut

Vinland Saga

Case Closed: The Fist of Blue Sapphire

4 Week Continuous Special Super Sentai Strongest Battle!!

One Piece: Stampede

RADIANT

Planetarium HANAKAPPA: Bloom! Pop! Space Travel

One Piece: Episode of Skypiea

Super Dragon Ball Heroes

Peacemaker Kurogane: Belief

Case Closed: Zero the Enforcer

GeGeGe no Kitaro

Engimon

Mazinger Z: Infinity

The Ancient Magus' Bride

One Piece Episode of East Blue

Case Closed: The Crimson Love Letter

Makeruna!! Aku no Gundan!

Okaeri: Furusato no Karatsu

Kamiwaza Wanda

Detective Conan: Episode One - The Great Detective Turned Small

One Piece: The Great Treasure of Tongari Island

One Piece Film: GOLD

One Piece: Heart of Gold

One Piece Film Gold: Episode 0

One Piece Characters Log

Detective Conan: The Darkest Nightmare

Doubutsu Sentai Zyuohger

Shuriken Sentai Ninninger vs. ToQger the Movie: Ninjas in Wonderland

Descending Stories

One Piece: Adventure of Nebulandia

One Piece Episode of Sabo: The Three Brothers' Bond - The Miraculous Reunion and the Inherited Will

The Boy and the Beast

Rampo Kitan: Game of Laplace

Ressha Sentai ToQger Final Live Tour 2015

Ressha Sentai ToQger Returns: Super ToQ #7 of Dreams

The Adventures of Tyrano Boy

Detective Conan: Sunflowers of Inferno

Rin-ne

Detective Conan: The Disappearance of Conan Edogawa - The Worst Two Days in History

Ressha Sentai ToQger vs. Kyoryuger: The Movie

Tomcat's Big Adventure

Magic Kaito 1412

In Search of the Lost Future

Ressha Sentai ToQger DVD Special: Farewell, Ticket! The Wasteland Super ToQ Battle!

One Piece "3D2Y": Overcome Ace's Death! Luffy's Vow to his Friends

Ressha Sentai ToQger The Movie: Galaxy Line S.O.S.

Persona 4 The Golden Animation

Magi: Adventure of Sinbad

Detective Conan: Dimensional Sniper

Gigant Big-Shot Tsukasa

Ressha Sentai ToQger vs. Kamen Rider Gaim: Spring Break Combined Special

Heisei Rider vs. Showa Rider: Kamen Rider Wars feat. Super Sentai

Ressha Sentai ToQger

Zyuden Sentai Kyoryuger vs. Go-Busters: The Great Dinosaur War

Lupin the Third vs. Detective Conan: The Movie

One Piece Episode of Merry: The Tale of One More Friend

Danganronpa: The Animation

Detective Conan: Private Eye in the Distant Sea

HANAKAPPA: Adventure in the Butterfly Kingdom

That's HANAKAPPA Musical: Bread or Rice, Which Is It!?

Dream 9 Toriko x One Piece x Dragon Ball Z Super Collaboration Special!!

Hunter x Hunter: Phantom Rouge

HANAKAPPA's Traffic Safety: Turn Right, Left, Right in Search of a Cake

One Piece: Glorious Island

One Piece: Episode of Luffy - Hand Island Adventure

One Piece Film: Z

JoJo's Bizarre Adventure

Asura

TIGER & BUNNY: The Beginning

One Piece Episode of Nami: Tears of a Navigator and the Bonds of Friends

VISUALIVE Persona 4

Persona4 the ANIMATION -The Factor of Hope

Detective Conan: The Eleventh Striker

Hikonin Sentai Akibaranger

Pretty Cure All Stars New Stage: Friends of the Future

One Piece 3D: Gekisou! Trap Coaster

PERSONA 4 the Animation

Majikoi - Oh! Samurai Girls

Hunter x Hunter

One Piece Episode of Alabasta Prologue

Detective Conan: Quarter of Silence

Ghastly Prince Enma Burning Up

One Piece Mugiwara Chase

Pretty Cure All Stars DX3: Deliver the Future! The Rainbow-Colored Flower That Connects the World

Serena x One Piece: Sennyuu!! Sauzando Sunny-gou

Coicent

Atashin'chi: The 3D Movie

Heart and Yummie

Tatsuya Miyanishi Theatre: Heart and Yummie

Detective Conan: The Lost Ship in the Sky

Magic Kaito: Kid the Phantom Thief

HANAKAPPA

Pretty Cure All Stars DX2: The Light of Hope - Protect the Rainbow Jewel!

Tensou Sentai Goseiger

One Piece Film: Strong World

Yu-Gi-Oh! Bonds Beyond Time

Yona Yona Penguin

Space Battleship Yamato Resurrection

Death Note Relight 2: L's Successors

Detective Conan: The Raven Chaser

Valkyria Chronicles

Lupin the Third vs. Detective Conan

Pretty Cure All Stars DX: Everyone Is a Friend - A Miracle All Pretty Cures Together

Urusei Yatsura: The Obstacle Course Swim Meet, It's a Rumic World: Urusei Yatsura

Stitch!

One Outs

One Piece: Romance Dawn Story

Ranma ½: Nightmare! Incense of Spring Sleep

It's a Rumic World: 50th Anniversary Weekly★Shonen Sunday

Detective Conan: Full Score of Fear

Our Home's Fox Deity

Neo Angelique Abyss

One Piece: Episode of Chopper Plus: Bloom in the Winter, Miracle Cherry Blossom

Mouse Story: The Adventures of George and Gerald

Detective Conan: Black History

Pokémon Mystery Dungeon: Explorers of Time & Darkness

Death Note Relight 1: Visions of a God

Baccano!

Detective Conan: Jolly Roger in the Deep Azure

Detective Conan Magic File

Claymore

One Piece: The Desert Princess and the Pirates: Adventure in Alabasta

Animal Crossing: The Movie

Futari wa Precure Splash☆Star the Movie: Tic-Tac Crisis Hanging by a Thin Thread!

Freedom

Death Note

Futari wa Precure Splash☆Star: Maji Doki Theater

Powerpuff Girls Z

Angel's Feather

Detective Conan: The Private Eyes' Requiem

Kiba

One Piece: Giant Mecha Soldier of Karakuri Castle

PreCure Splash Star

Ayakashi: Samurai Horror Tales

ワンピース特別編 わかりやすいルフィ大百科

One Piece Special: The Detective Memoirs of Chief Straw Hat Luffy

Nagasaki 1945 ~ The Angelus Bells

Tomorrow Will Be Better! Half a Sweet Potato

Detective Conan: Strategy Above the Depths

Eyeshield 21

The Law of Ueki

Pretty Guardian Sailor Moon: Act Zero

One Piece: Baron Omatsuri and the Secret Island

Inuyasha the Movie 4: Fire on the Mystic Island

Pretty Guardian Sailor Moon Special Act: We're Getting Married!!

Netrun-mon the Movie

Yu-Gi-Oh! GX

DearS

Detective Conan: Magician of the Silver Sky

Doki Doki School Hours

Sore Ike! Zukkoke Sannin-gumi

Sgt. Frog

One Piece: Curse of the Sacred Sword

Pa-Pa-Pa the Movie: Perman: Tako de Pon! Ashi wa Pon!

Tokusou Sentai Dekaranger

Dead Leaves

Inuyasha the Movie 3: Swords of an Honorable Ruler

One Piece Special: Protect! The Last Great Stage

Peacemaker Kurogane

Pretty Guardian Sailor Moon

Papuwa

Guitar wo Motta Shounen: Kikaider VS Inazuman

Detective Conan: Crossroad in the Ancient Capital

One Piece Special: Open Upon the Great Sea! A Father's Huge, HUGE Dream!

One Piece: Dead End Adventure

Mouse

Viper GTS

Viper GTS

Inuyasha the Movie 2: The Castle Beyond the Looking Glass

Space Pirate Captain Herlock: Outside Legend - The Endless Odyssey

Hanada Shounen-shi

Monkey Typhoon

Bonobono: Secret of the Kumomo Tree

Step Up Love Story

Camp Pikachu

One Piece: The Adventure in Grand Line

Detective Conan: The Phantom of Baker Street

Atashin'chi

The Twelve Kingdoms

Rizelmine

Gun Frontier

La Blue Girl: Climax Taizen

A Tree of Palme

One Piece: Dream Soccer King!

One Piece: Chopper's Kingdom in the Strange Animal Island

Inuyasha the Movie: Affections Touching Across Time

Pecola

Case Closed: Countdown to Heaven

Sister Princess

Battle Doll: Angelic Layer

One Piece: Clockwork Island Adventure

One Piece: Jango's Dance Carnival

Pichu & Pikachu's Winter Vacation 2001

Luffy's Fall! The Unexplored Region - Grand Adventure in the Ocean's Navel

Android Kikaider

InuYasha

Gravitation

Psychic Detective Miko - Phantom Hunter

Escaflowne: The Movie

Detective Conan: Captured in Her Eyes

One Piece: The Movie

Baby Felix & Friends

One Piece

My Dread is School! Kanako Inuki Shout Collection

Gravitation: Lyrics of Love

Pokémon: Pikachu's Rescue Adventure

Detective Conan: The Last Wizard of the Century

Eden's Bowy

Betterman

Gosho Aoyama’s Collection of Short Stories

Kamikaze Kaitou Jeanne

Twinbee PARADISE

Dragon Knight: Wheel of Time

Dragon Knight: Wheel of Time

Dragon Knight 4: Wheel of Time

Flint: The Time Detective

Shadow Skill

Welcome to Lodoss Island!
Virgin Fleet

Case Closed: The Fourteenth Target

Fancy Lala

Cyber Team in Akihabara

Cowboy Bebop

Samurai X: The Motion Picture

Noiseman Sound Insect
Conan vs. Kaito Kid

CLAMP School Detectives

Detective Conan: The Time Bombed Skyscraper

Revolutionary Girl Utena

Eternal Family

Jungle de Ikou!

Kishin Douji Zenki Gaiden: Anki Kitan

Ayane's High Kick

Kindaichi Case Files : The Opera House Murders

Bronze: Zetsuai Since 1989

Jewel BEM Hunter Lime

Yat, The Space Patrol

Ultraman Super Fighter Legend

Shadow Skill: The Movie

Lady Blue

Baby and Me

Magical Circle Guru Guru

Dragon Quest - Emblem of Roto

B'T X

Neighborhood Story The Movie

Fire Emblem

Teppen

Can Can Bunny Extra

Detective Conan

Shadow Skill: Epilogue

Neighborhood Story

Wedding Peach

Zenki

Mighty Space Miners

Butt Attack Punisher Girl Gautaman R: The Final Battle Between Love & Tragedy!

Captain Tsubasa J

Grappler Baki: The Ultimate Fighter

Ranma 1/2: Team Ranma vs. the Legendary Phoenix

The Mighty Gin Rei

Twin Angels

Bondage Queen Kate

Bondage Queen Kate

Butt Attack Punisher Girl Gautaman: The Birth of Gautaman

Mobile Fighter G Gundam

Galaxy Warring State Chronicle Rai

Red Baron

Plastic Little: The Adventures of Captain Tita

Tokyo Babylon 2

Barefoot Gin Rei

GinRei

Crows

Lil' Red Riding Hood Cha-Cha

Blue Memories: Boys, Colonizing Manchuria and Mongolia

Please Save My Earth

The Cockpit

Jungle King Taa-chan

Battle Angel

Battle Angel

Shippuu! Iron Leaguer

Silent Mobius Gaiden: The End of the Edo Period

Armored Dragon Legend Villgust

Miracle Girls

Chibi Maruko-chan: My Favorite Song

Appleland Story

Tokyo Babylon 1

Tokyo Babylon

Dragon Slayer

Super Zugan

Hanappe Bazooka

Delinquent in Drag

Ranma 1/2 the Movie 2: Nihao My Concubine

Desperate Love 1989

Zetsuai 1989

Giant Robo: The Day the Earth Stood Still

Giant Robo: The Day the Earth Stood Still

The Heroic Legend of Arslan II

La Blue Girl

K.O. Beast

KO Century Beast Warriors

KO世紀ビースト三獣士

Free Kick Toward Tomorrow

Boyfriend

Tottoi

Inferious Interplanetary War Chronicle - Condition Green

Here Is Greenwood

Ranma 1/2 the Movie: Big Trouble in Nekonron, China

Genji Tsuushin Agedama

The Heroic Legend of Arslan

The Heroic Legend of Arslan: Age of Heroes

Urotsukidōji II: Legend of the Demon Womb

Legend of the Dragon Kings

RG Veda

Slow Step

Trusty Ginjiro

Madara

Madara

Samurider: Nazo no Tenkousei

Go Nagai World

A Wind Named Amnesia

Violence Jack: Hell's Wind

Chibi Maruko-chan

Devil Hunter Yohko

Devil Hunter Yohko

The Hakkenden: Legend of the Dog Warriors

Nineteen 19

Record of Lodoss War

Nadia: The Secret of Blue Water

1+2=Paradise

Samurai Pizza Cats

Ryokunohara Labyrinth - Sparkling Phantom

Kiki's Delivery Service

Ranma ½

The Legend of Lyon: Flare

Inherit the Winds