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 ...
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Detective Conan: Captured in Her Eyes
As Shinichi Kudo (voice)
Detective Conan: The Time Bombed Skyscraper
As Shinichi Kudo (voice)
Case Closed: The Fourteenth Target
As Shinichi Kudo (voice)
A Tree of Palme
As Roualt (voice)
One Piece: Clockwork Island Adventure
As Usopp (voice)
One Piece: The Desert Princess and the Pirates: Adventure in Alabasta
As Usopp (voice)
TIGER & BUNNY: The Beginning
As Robin Baxter (voice)
Inuyasha the Movie 3: Swords of an Honorable Ruler
As Inuyasha (voice)
Inuyasha the Movie 4: Fire on the Mystic Island
As Inuyasha (voice)
Ranma ½: Nightmare! Incense of Spring Sleep
Detective Conan: The Raven Chaser
As Shinichi Kudo (voice)
Detective Conan: The Last Wizard of the Century
As Shinichi Kudo / Kaito Kuroba (voice)
One Piece Film: Strong World
As Usopp (voice)
One Piece: The Great Treasure of Tongari Island
As Usopp (voice)
One Piece - En route vers l'épisode 1000
As Comédien de doublage de Usopp – Japon
A Wind Named Amnesia
As Johnny (voice)
Detective Conan: The Story of Ai Haibara: Black Iron Mystery Train
As Kaito Kuroba (voice)
One Piece Special: Protect! The Last Great Stage
As Usopp (voice)
Dead Leaves
As Retro (voice)
La Blue Girl: Climax Taizan
As Nin-Nin
Plastic Little: The Adventures of Captain Tita
As Nicole
Kiki's Delivery Service
As Tombo (voice)
One Piece Episode of East Blue
As Usopp (voice)
Neighborhood Story The Movie
As Tsutomu Yamaguchi (voice)
Escaflowne: The Movie
As Shesta (voice)
Space Battleship Yamato Resurrection
As Ryohei Nakanishi
Rurouni Kenshin: Requiem for the Ishin Patriots
As Yasuharu Musashino
One Piece: Episode of Chopper Plus: Bloom in the Winter, Miracle Cherry Blossom
As Usopp (voice)
Grappler Baki: The Ultimate Fighter
As Baki Hanma
One Piece: Giant Mecha Soldier of Karakuri Castle
As Usopp (voice)
One Piece: The Movie
As Usopp (voice)
One Piece Special: The Detective Memoirs of Chief Straw Hat Luffy
As Usopp (voice)
Ressha Sentai ToQger Final Live Tour 2015
As Ticket / ToQger Equipment Voice (voice)
Welcome to Lodoss Island!
As Etoh (voice)
Noiseman Sound Insect
As Manabu (voice)
Eternal Family
As Sasuke (voice)
Heisei Rider vs. Showa Rider: Kamen Rider Wars feat. Super Sentai
As ToQger Equipment Voice
Ressha Sentai ToQger DVD Special: Farewell, Ticket! The Wasteland Super ToQ Battle!
As Ticket (voice)
Gosho Aoyama’s Collection of Short Stories
Violence Jack: Hell's Wind
As Saburo Tenma
One Piece 3D: Straw Hat Chase
As Usopp (voice)
Silent Mobius Gaiden: The End of the Edo Period
One Piece "3D2Y": Overcome Ace's Death! Luffy's Vow to his Friends
As Usopp (voice)
Heart and Yummie
As Heart (voice)
Detective Conan: The Eleventh Striker
As Shinichi Kudo (voice)
Detective Conan: Jolly Roger in the Deep Azure
As Shin'ichi Kudo (voice)
Detective Conan: Full Score of Fear
As Shinichi Kudo (voice)
Shadow Skill: The Movie
As Scrib Lowengren
Detective Conan OVA 10: Kid in Trap Island
As Kaito Kid / Kaito Kuroba
One Piece: Episode of Luffy - Hand Island Adventure
As Usopp (voice)
Appleland Story
As Virgil
One Piece Film: Z
As Usopp (voice)
One Piece Film Gold: Episode 0
As Usopp (voice)
One Piece: Episode of Alabasta - Prologue
As Usopp (voice)
One Piece 3D: Gekisou! Trap Coaster
As Usopp (voice)
One Piece: Glorious Island
As Usopp (voice)
Pokémon Mystery Dungeon: Explorers of Time & Darkness
As Chimchar (voice)
Giant Robo: The Day the Earth Stood Still
As Daisaku Kusama
Ressha Sentai ToQger vs. Kyoryuger: The Movie
As Ticket (voice)
Detective Conan: Private Eye in the Distant Sea
As Shinichi Kudo (voice)
The Adventures of Tyrano Boy
As Bard (voice)
One Piece Episode of Merry: The Tale of One More Friend
As Usopp
Shuriken Sentai Ninninger vs. ToQger the Movie: Ninjas in Wonderland
As Ticket (voice), ToQger Equipment Voice
Hunter x Hunter: Phantom Rouge
As Feitan (voice)
Ressha Sentai ToQger vs. Kamen Rider Gaim: Spring Break Combined Special
As Ticket / ToQger Equipment (voice)
Detective Conan: Black Iron Submarine
As Shinichi Kudou (voice)
Case Closed: The Million-Dollar Pentagram
As Kaito Kid / Shinichi Kudou (voice)
One Piece Film Red
As Usopp (voice)
Detective Conan: Dimensional Sniper
As Shinichi Kudo (voice)
Lupin the Third vs. Detective Conan: The Movie
As Shinichi Kudo / Kaito Kuroba (voice)
Asura
Okaeri: Furusato no Karatsu
As Sora Hiroi (voice)
Detective Conan: Sunflowers of Inferno
As Shinichi Kudo / Kaitou Kid (voice)
Ressha Sentai ToQger The Movie: Galaxy Line S.O.S.
As Ticket / ToQger Equipment / Narrator (voice)
Detective Conan Magic File 2: Shinichi Kudo, The Case of the Mysterious Wall and the Black Lab
As 主演
One Piece Special: Open Upon the Great Sea! A Father's Huge, HUGE Dream!
As Usopp (voice)
Ryokunohara Labyrinth - Sparkling Phantom
As Kanata Tokino
Detective Conan vs. Kid the Phantom Thief
As Kaito Kuroba / Kaito Kid (voice)
Virgin Fleet
As Sada
Detective Conan: The Bride of Halloween
As Shinichi Kudo (voice)
Tottoi
As Billia (voice)
Detective Conan: The Scarlet School Trip
As Shinichi Kudo (voice)
Lupin the Third vs. Detective Conan
As Shinichi Kudo (voice)
Detective Conan: The Private Eyes' Requiem
As Shinichi Kudo (voice) / Kaito Kuroba (voice)
Detective Conan: Quarter of Silence
As Shinichi Kudo (voice)
Luffy's Fall! The Unexplored Region - Grand Adventure in the Ocean's Navel
As Usopp (voice)
Ressha Sentai ToQger Returns: Super ToQ #7 of Dreams
As Ticket (voice)
The Boy and the Beast
As Teenage Jiromaru (voice)
Kamiwaza Wanda
Engimon
One Piece: Adventure of Nebulandia
As Usopp (voice)
Detective Conan: The Darkest Nightmare
As Shinichi Kudo (voice)
1+2=Paradise
As Yūsuke Yamamoto (voice)
PERSONA4 the Animation -The Factor of Hope-
As Kuma
GinRei Special OVA
As Daisaku Kusama
K.O. Beast
Magical Circle Guru Guru
Madara
As (voice)
Battle Angel
As Yūgo (voice)
Inuyasha the Movie: Affections Touching Across Time
As Inuyasha (voice)
One Piece Film: GOLD
As Usopp (voice)
Urotsukidōji II: Legend of the Demon Womb
As Young Munchausen II (voice)
Yu-Gi-Oh!: Bonds Beyond Time
As Daitokuji (voice)
Detective Conan OVA 01: Conan VS KID VS Yaiba
Case Closed: The Crimson Love Letter
As Shinichi Kudo (voice)
Kishin Douji Zenki Gaiden: Anki Kitan
As Zenki
Death Note Relight 1: Visions of a God
As L (voice)
Desperate Love
As Katsumi Shibuya (voice)
One Piece Episode of Sabo: The Three Brothers' Bond - The Miraculous Reunion and the Inherited Will
As Usopp
One Piece: Jango's Dance Carnival
As Usopp (voice)
One Piece: Dream Soccer King!
As Usopp
Case Closed: Countdown to Heaven
As Shinichi Kudo (voice)
Detective Conan: The Phantom of Baker Street
As Shinichi Kudo (voice)
Death Note Relight 2: L's Successors
As L (voice)
Detective Conan: Crossroad in the Ancient Capital
As Shinichi Kudo (voice)
Bonobono: Secret of the Kumomo Tree
As Araiguma-kun
One Piece: Chopper's Kingdom on the Island of Strange Animals
As Usopp (voice)
Please Save My Earth
As Hirohiko Kazama (voice)
Futari wa Precure Splash☆Star the Movie: Tic-Tac Crisis Hanging by a Thin Thread!
As Flappy (voice)
Kindaichi Case Files Movie 1: The Opera House Murders
As Hajime Kindaichi (Voice)
One Piece: Baron Omatsuri and the Secret Island
As Usopp (voice)
One Piece: Dead End Adventure
As Usopp (voice)
Chibi Maruko-chan: My Favorite Song
As Kenichi Oono (voice)
Pretty Guardian Sailor Moon: Act Zero
Pretty Guardian Sailor Moon Special Act: We're Getting Married!！
Boyfriend
As Ougi (voice)
Barefoot Gin Rei
As Daisaku Kusama (voice)
One Piece: Episode of Skypiea
As Usopp (voice)
One Piece: Heart of Gold
As Usopp (voice)
Case Closed: The Fist of Blue Sapphire
As Shinichi Kudo / Kaito Kuroba (voice)
One Piece: Romance Dawn Story
As Usopp (voice)
The Disappearance of Conan Edogawa: The Worst Two Days in History
As Shinichi Kudo (voice)
One Piece Episode of Nami: Tears of a Navigator and the Bonds of Friends
As Usopp (voice)
Detective Conan: Strategy Above the Depths
As Shinichi Kudou (voice)
Case Closed: Zero the Enforcer
As Shinichi Kudo / Kaito Kid (voice)
Urusei Yatsura: The Obstacle Course Swim Meet, It's a Rumic World: Urusei Yatsura
As (voice)
Peacemaker Kurogane: Belief
As Shinpachi Nagakura (voice)
Devil Hunter Yohko
Mazinger Z: Infinity
As Mucha (voice)
Chibi Maruko-chan
As Kenichi Oono (voice)
Yona Yona Penguin
As Mulmul (voice)
Shadow Skill: Epilogue
As Scrib Lowengren (voice)
Nineteen 19
As Hiroaki Kusano (voice)
Detective Conan: Magician of the Silver Sky
As Kaito Kid / Shinichi Kudou (voice)
One Piece: Stampede
As Usopp (voice)
Atashin'chi: The 3D Movie
As Fujino (voice)
One Piece: Curse of the Sacred Sword
As Usopp (voice)
Detective Conan: Episode One - The Great Detective Turned Small
As Shinichi Kudo (voice)
Zyuden Sentai Kyoryuger vs. Go-Busters: The Great Dinosaur War
As ToQger equipment (voice)
It's a Rumic World: 50th Anniversary Weekly★Shonen Sunday
As Inuyasha / Ranma Saotome ♂ (voice)
Camp Pikachu
As Barubeat (voice)
Pokémon: Pikachu's Rescue Adventure
As Parasect (voice)
Detective Conan: The Lost Ship in the Sky
As Shinichi Kudo / Kaito Kid (voice)
Animal Crossing: The Movie
As Fûta (voice)
Tomcat's Big Adventure
As Michael (voice)
Ranma ½: The Movie — The Battle of Nekonron: The Fight to Break the Rules!
As Ranma Saotome ♂ (voice)
Ranma ½: The Movie 2 — The Battle of Togenkyo: Rescue the Brides!
As Ranma Saotome ♂ (voice)
Ranma ½: The Movie 3 — The Super Non-Discriminatory Showdown: Team Ranma vs. the Legendary Phoenix
As Ranma Saotome ♂ (voice)
The Mighty Gin Rei
As Daisaku Kusama (voice)
Inuyasha the Movie 2: The Castle Beyond the Looking Glass
As Inuyasha (voice)
Detective Conan: The Scarlet Bullet
As Shinichi Kudo (voice)
Tomorrow I'll be Lively ~Half Sweet Potato~
Nagasaki 1945 ~ The Angelus Bells
Inferious Interplanetary War Chronicle - Condition Green
As Oscar Cloud (voice)
Delinquent in Drag
As Suke Banji
Crows
Dragon Knight: Wheel of Time
As Kakeru
Pichu & Pikachu's Winter Vacation 2001
As Delibird (voice)
Bronze: Zetsuai Since 1989
As Shibuya (voice)
Pretty Cure All Stars DX: Everyone Is a Friend - A Miracle All Pretty Cures Together
As Flappy
Pretty Cure All Stars New Stage: Friends of the Future
As Flappy
Pretty Cure All Stars DX3: Deliver the Future! The Rainbow-Colored Flower That Connects the World
As Flappy
Pretty Cure All Stars DX2: The Light of Hope - Protect the Rainbow Jewel!
As Flappy (voice)
Baby Felix & Friends
As Poindexter
Hanappe Bazooka
As Hanappe Yamada (voice)
Futari wa Precure Splash☆Star: Maji Doki Theater
As Flappy (voice)
Mouse Story: The Adventures of George and Gerald
As Chamberlain
Coicent
As White Deer (voice)
Dream 9 Toriko & One Piece & Dragon Ball Z Super Collaboration Special!!
As Usopp (voice)
Detective Conan Bonus File 1: Flower of Fantasista
Ultraman Super Fighter Legend
As Astra / Announcer Banjou (voice)
One Piece: Ice Hunter
As Ussop (voice)
ODDTAXI
As Eiji Kakihana (voice)
Yat, The Space Patrol
As カナビー
Jewel BEM Hunter Lime
As バース (voice)
Jujutsu Kaisen
As Kechizu (voice)
The Cockpit
As Soldier Utsunomiya (voice)
The Ancient Magus' Bride: The Boy from the West and the Knight of the Blue Storm
As Oberon (voice)
Ressha Sentai ToQger
As Ticket (voice)
La Blue Girl
As Nin-Nin (voice)
Dragon Knight: Wheel of Time
As Kakeru (voice)
Pretty Guardian Sailor Moon
As Artemis (voice)
Bondage Queen Kate
As Dick (voice)
The Law of Ueki
As Hideyoshi Soya (voice)
Flint: The Time Detective
As Kyoichiro Narugami
Fancy Lala
As Taro Yoshida
My Family
As Fujino (voice)
Pecola
As Bashatt
Powerpuff Girls Z
The Legend of Lyon: Flare
As Eon
Yu-Gi-Oh! GX
As Professor Daitokuji / Lyman Banner (voice)
Samurai Pizza Cats
As Yattarou
Galaxy Warring State Chronicle Rai
As (voice)
Neighborhood Story
As Tsutomu Yamaguchi (Voice)
CLAMP School Detectives
As (voice)
Cyber Team in Akihabara
As Crane Bahnsteik (voice)
Android Kikaider
As Saburo Kazeda (voice)
Valkyria Chronicles
Stitch!
As Kijimuna
Nadia: The Secret of Blue Water
As Hamahama (voice)
Gun Frontier
Can Can Bunny Extra
As Kenta (voice)
Baby and Me
Step Up Love Story
One Outs
As Satoshi Ideguchi (voice)
B'T X
As Camilla (voice)
Case Closed
As Jimmy Kudo
Gravitation
As Ryuichi Sakuma (voice)
Betterman
As Keita Aono (voice)
Ayakashi: Samurai Horror Tales
As Kaikaimaru (voice)
Neo Angelique Abyss
As Rune
Hanada Shounen-shi
As Haruhiko (voice)
DearS
As (voice)
Eyeshield 21
As Raimon Tarou
Kiba
As Hugh (voice)
InuYasha
As InuYasha (voice)
Shippuu! Iron Leaguer
As Kiwami Juurouta
Majikoi - Oh! Samurai Girls
As Ikuro Fukumoto (voice)
PreCure Splash Star
As Flappy (voice)
Our Home's Fox Deity
Wedding Peach
As Takuro Amano
Papuwa
As Chappy
Ranma ½
As Ranma Saotome
Red Baron
As Ken Kurenai
Baccano!
As Chic Jefferson (voice)
Miracle Girls
As Yuuya Noda
One Piece
As Usopp (voice)
Sister Princess
Lil' Red Riding Hood Cha-Cha
Eden's Bowy
As Jorrne
Zenki
As Zenki (voice)
Rizelmine
As Tomonori Iwaki
Angelic Layer
Kamikaze Kaitou Jeanne
As Noin Claude
Doki Doki School Hours
As Kenta Suetake
Cowboy Bebop
As Rhint (voice)
Armored Dragon Legend Villgust
As Bostov (voice)
Persona4 the ANIMATION
As Teddie (voice)
Lady Blue
As Nin-Nin (voice)
Yashahime: Princess Half-Demon
As Inuyasha (voice)
Tokusou Sentai Dekaranger
As Thousanian Gineka (voice)
Tensou Sentai Goseiger
As Ain-I of the Neutral (voice)
Doubutsu Sentai Zyuohger
As Illusion (voice)
Reinou Tantei Miko: Phantom Hunter Miko
As Rokuro Kanda (voice)
KO Century Beast Warriors
As Wan Dababatta
Jungle King Taa-chan
As Etekichi
Death Note
As L (voice)
Tokyo Babylon
As Subaru Sumeragi (voice)
RG Veda
As Ryū-ō (voice)
Mobile Fighter G Gundam
As Sai Saici (voice)
Magi: Adventure of Sinbad
As Valefor (voice)
Rin-ne
As Sabato Rokudou
Ghastly Prince Enma Burning Up
The Little Judge from Hell
As Enma (voice)
Devil Hunter Yohko
As Wakabayashi Osamu (voice)
Revolutionary Girl Utena
As Shiori's boyfriend (voice)
Giant Robo: The Day the Earth Stood Still
As Daisaku Kusama
Here Is Greenwood
As Tenma Koizumi (voice)
Ayane's High Kick
As Kappei Inagaki (voice)
Space Academy
As Jii-chan (voice)
Battle Angel
As Yugo (voice)
Hunter x Hunter
As Feitan (voice)
Sore Ike! Zukkoke Sannin-gumi
As Hachibee
Hakkenden: Legend of the Dog Warriors
As Sosuke Inukawa (voice)
GinRei
Genji Tsuushin Agedama
As Hikari Yumenokōji (voice)
Persona 4 The Golden Animation
As Teddie (voice)
Space Pirate Captain Herlock: Outside Legend - The Endless Odyssey
As Tochiro (voice)
Makeruna!! Aku no Gundan!
As Pepu (voice)
The Twelve Kingdoms
As Rokuta (voice)
Record of Lodoss War
As Etoh (voice)
BUCCHIGIRI?!
As Komao (voice)
Mighty Space Miners
As Ushiwaka Nanbu (voice)
Super Dragon Ball Heroes
As Fu (voice)
GeGeGe no Kitaro
As Ittan Momen
Madara
As Madara (voice)
Captain Tsubasa J
As Ryou Ishizaki (voice)
JoJo's Bizarre Adventure
As Shigechi (voice)
RADIANT
As Master Lord Majesty (voice)
Sgt. Frog
As Tororo
Magic Kaito 1412
As Kaito Kuroba / Shinichi Kudo (voice)
One Piece Characters Log
As Usopp
Zetsuai-1989
As Katsumi Shibuya (voice)
Peacemaker
As Shinpachi Nagakura (voice)
Shadow Skill
As Low (voice)
Gigant Big-Shot Tsukasa
As Tsukasa Mendō (voice)
1+2=Paradise
As Yūsuke Yamamoto
Urusei Yatsura
As Saizo (voice)
Super Zugan
Magic Kaito: Kid the Phantom Thief
As Kaito Kuroba / Kaito Kid (voice)
Pop Team Epic
As Popuko (voice)
Rampo Kitan: Game of Laplace
As Shitai-kun
Angel's Feather
As Hamura Shou (voice)
In Search of the Lost Future
As Osafune Kenny Eitarou
BOFURI: I Don't Want to Get Hurt, so I'll Max Out My Defense.
As Shin (voice)
Showa Genroku Rakugo Shinju
As Amaken (voice)
Hikonin Sentai Akibaranger
As Chief Clerk Blu-Ray (voice)
Danganronpa: The Animation
As Hifumi Yamada (voice)
Claymore
As Male 'Awakened' 3 (voice)
Free Kick Toward Tomorrow
As Toto
Legend of the Dragon Kings
As Amaru Ryudou
Vinland Saga
As Jabbathe (voice)
The Ancient Magus' Bride
As Oberon (voice)
Ranma1/2
As Ranma Saotome (voice)
The Heroic Legend of Arslan: Age of Heroes
As Arslan (voice)
Slow Step
As Akiba Shuu
Fire Emblem
As Julian (voice)
Monkey Typhoon
As Goku (voice)
The Gymnastics Samurai
As Bigbird Aragaki (voice)
Viper GTS
As Ogawa (voice)
Please Save My Earth
As Hirohiko Kazama (voice)
Mecha-Ude: Mechanical Arms
As Yakumo (voice)
Mouse
As Sorata Muon (voice)
Bakuage Sentai Boonboomger
As Ticket (voice)
One Piece Log: Fish-Man Island Saga
As Usopp