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Kôichi Yamadera

Yamadera is a famous Japanese voice artist and actor, born 17 June 1961 in Miyagi, Japan. A graduate from Tohoku Gakuin University's economics school, he is affiliated with Across Entertainment. Before that, he was affiliated with the Tokyo Actor's Consumer's Cooperative Society. He is very prolific voice artist that specializes in video games, ... See full bio »
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Hide Hide Show Show Actor (251 credits)
 2016 A Silent Voice (post-production) (voice)
  Evangerion shin gekijoban (announced)
Ryoji Kaji (voice, rumored)
 2016 Cassette Girl (Short) (voice)
 2016 Shouwa Genroku Rakugo Shinjuu (TV Series)
 2015 Rapid Rouge (Short) (voice)
 2015 Angel Heart (TV Mini-Series)
- Episode #1.9 (2015)
- Episode #1.8 (2015)
- Episode #1.7 (2015)
- Episode #1.6 (2015)
- Episode #1.5 (2015)
 2015 Pokémon the Movie: Hoopa and the Clash of Ages
Hoopa (Unbound Form) (voice)
 2015 Dragon Ball Z: Resurrection 'F'
Beerus (Japanese version, voice)
 2015 Sex & Violence with Machspeed (Short) (voice, as Kouichi Yamadera)
 2015 Dragon Ball: Xenoverse (Video Game)
Birusu (Japanese version, voice)
 2014 Yume haruka
 2014 Carnage (Short) (voice)
 2014 Super Smash Bros. for Wii U (Video Game)
Mew (voice)
 2014 Hill Climb Girl (Short) (voice)
 2014 The Dragon Dentist (Short) (voice)
 2014 Super Smash Bros. For Nintendo 3DS (Video Game)
Mew (voice)
 2014 Space Dandy (TV Series)
Ton Jravolta
- We're All Fools, So Let's All Dance, Baby (2014) ... Ton Jravolta (voice)
 2014 Blue Flame (TV Mini-Series)
- Episode #1.7 (2014) ... (voice)
- Episode #1.6 (2014) ... (voice)
 2014 Lupin the IIIrd: Jigen Daisuke no Bohyo
Inspector Zenigata (voice, as Kouichi Yamadera)
 2014 Kantoku Fuyuki Todoki (TV Series)
Director-kun (voice)
 2014 Magica Wars (TV Series)
 2014 Dragon Ball Z: Battle of Z (Video Game)
Birusu (Japanese version, voice)
 2013 Sword Art Online Extra Edition (TV Movie)
Akihiko Kayaba (voice)
 2013 Lupin III vs. Conan
Zenigata (voice)
 2013 Asa Hiru Ban
 2013 Short Peace
Samurai (segment "Tsukumo")
 2013 Dragon Ball Z: Battle of Gods
Beerus (Japanese version, voice)
 2013 Kingdom Hearts HD 1.5 Remix (Video Game)
Donald Duck / Genie / Beast / ... (voice)
 2012 Sword Art Online (TV Series)
Akihiko Kayaba
- Sekai no Shushi (2012) ... Akihiko Kayaba (voice)
- Plated Hero (2012) ... Akihiko Kayaba (voice)
- The End of the World (2012) ... Akihiko Kayaba (voice)
- The World of Swords (2012) ... Akihiko Kayaba (voice)
 2012 Lupin the III: Another Page (TV Movie)
Zenigata (voice)
 2012 After School Midnighters
Kunstlijk (voice)
 2012 One Stormy Night: Secret Friends (TV Series)
Giro (voice)
 2012 Space Battleship Yamato 2199 (TV Series)
- Messenger of Iscandar (2012) ... Dethler (voice)
 2012 Kingdom Hearts 3D: Dream Drop Distance (Video Game)
Donald Duck (Japanese version, voice)
 2012 Possessions (Short)
 2011 Kinect Disneyland Adventures (Video Game)
Beast / Donald Duck (japanese version, voice)
 2011 Magic Tree House
Dad (voice)
 2011 A Letter to Momo
Kawa (voice)
 2011 Deadball
Baseball Announcer
 2011 Appleseed XIII Movie 1: Tartaros
Briareos (voice)
 2011 Catherine (Video Game)
Vincent Brooks (voice)
 2011 Karate Girl
Opening Narration (voice)
 2011 Appleseed XIII (TV Series)
- Paradeisos (2011) ... Briareos (Japanese version, voice)
- The Capture of Cerberus (2011) ... Briareos (Japanese version, voice)
- The Apples of Hesperides (2011) ... Briareos (Japanese version, voice)
- The Girdle of Hippolyta (2011) ... Briareos (Japanese version, voice)
- The Mares of Diomedes (2011) ... Briareos (Japanese version, voice)
 2011 Rupan no kiganjô
 2010 The 3rd Birthday (Video Game)
Kyle Madigan (Japanese version, voice)
 2010 Kingdom Hearts Re:coded (Video Game)
Donald Duck (Japanese version, voice)
 2010 Pokémon: Zoroark: Master of Illusions
Goon (Japanese version, voice)
 2010 Kingdom Hearts: Birth by Sleep (Video Game)
Donald Duck / Jaq / Experiment 626 - Stitch (Japanese version, voice)
 2008-2010 Stitch! (TV Series)
- The Return of 627 (2010) ... Stitch (Japanese version, voice)
- Fox Girl Dolores (2008) ... Stitch (Japanese version, voice)
- Warracchi (2008) ... Stitch (Japanese version, voice)
- Felix Redux (2008) ... Stitch (Japanese version, voice)
- Stitch and the Stitches (2008) ... Stitch (Japanese version, voice)
 2009 Professor Layton and the Eternal Diva
Pierre Starbuck (Japanese version, voice)
 2009 Gintama (TV Series)
Shoyo Yoshida
 2009 Light of the River (TV Movie)
Dad (voice)
 2009 Fullmetal Alchemist: Brotherhood (TV Series)
Isaac McDougal
- Hagane no renkinjutsushi (2009) ... Isaac McDougal (Japanese version, voice)
 2008 Hitorimake
 2008 Shanghai Typhoon (TV Series)
 2008 Ranma ½: Nightmare! Incense of Spring Sleep (TV Movie) (as Kouichi Yamadera)
 2008 Ghost in the Shell 2.0
Togusa (Japanese version, voice)
 2008 Arison to Riria (TV Series)
- Warutâ no tatakai (2008) ... Benedict (voice)
- Arison to Viru (2008) ... Benedict (voice)
 2008 Yattâman (TV Series)
Narrator / Yattawan / The Narrator / ...
- Otankâmen no noroi da koron! (2008) ... The Narrator / Yatterwan (voice)
- Bakademîshou o toruno da koron! (2008) ... Narrator / Yattawan (voice)
- Naniwa no takoyakiô kettei da koron! (2008) ... Narrator / Yattawan / Docchirake-Mecha / ... (voice)
- Yattâman tanjou da koron! (2008) ... Narrator / Yattawan (voice)
 2008 Super Smash Bros. Brawl (Video Game)
Mew (voice, as Kouichi Yamadera)
 2008/I Megumi (Short)
Shigeru Yokota (Japanese version, voice)
 2007 Fainaru fantajî IV (Video Game)
Kain Highwind
 2007 Nasu: Suitcase No Wataridori (as Kouichi Yamadera)
 2007 Sword of the Stranger
Rarou (voice)
 2006-2007 Fist of the Blue Sky (TV Series)
Kenshiro Kasumi
- Moetagiru taiji (2007) ... Kenshiro Kasumi
- Shi no senkoku! Datenshô (2007) ... Kenshiro Kasumi
- Hokuto sôka ken no tôki (2007) ... Kenshiro Kasumi
- Ansoku no chi o motomete (2007) ... Kenshiro Kasumi
- Yori yoi ashita e (2007) ... Kenshiro Kasumi
 2007 Highlander: The Search for Vengeance (Video)
Marcus Octavius (Japanese version, voice)
 2007 Kingdom Hearts Re: Chain of Memories (Video Game)
Donald Duck / Genie / Beast / ... (Japanese version, voice)
 2006 Atagoal: Cat's Magical Forest
Hideyoshi (voice)
 2006 Paprika
Osanai Morio (voice)
 2006 Suite Dreams
Dabudabu Duck (voice)
 2005 Kingdom Hearts II (Video Game)
Donald Duck / Mushu / Beast / ... (Japanese version, voice)
 2005 Stormy Night
Barry (voice)
 2005 Cowboy Bebop: Tsuitou no yakyoku (Video Game)
Spike Spiegel (voice)
 2005 Agasa Kurisutî no meitantei Powaro to Mâpuru (TV Series)
Norman Gale
- Kumo no naka no shi (sono yon) Bakudai na isan no sôzokunin (2005) ... Norman Gale (voice, as Kouichi Yamadera)
- Kumo no naka no shi (sono san) Hôbari-fujin e no kyôhaku (2005) ... Norman Gale (voice, as Kouichi Yamadera)
- Kumo no naka no shi (sono ni) Pari no Madamu Jizeru (2005) ... Norman Gale (voice, as Kouichi Yamadera)
- Kumo no naka no shi (sono ichi) Sora tobu misshitsu (2005) ... Norman Gale (voice, as Kouichi Yamadera)
 2005 Majime ni fumajime kaiketsu zorori (TV Series)
Zorori (voice)
 2004-2005 Kaiketsu zorori (TV Series)
- Sora tobu zorori jô (2005) ... Zorori (voice)
- Zorori saigo no hi!? (2005) ... Zorori (voice)
- Jigoku ryokô (2005) ... Zorori (voice)
- Tengoku to jigoku (2005) ... Zorori (voice)
- Kyôfu no akuma (2005) ... Zorori (voice)
 2005 Xenosaga: The Animation (TV Series)
Albedo Piazzolla
- Awakening (2005) ... Albedo Piazzolla (voice)
 2005 Ghost in the Shell: Stand Alone Complex - The Laughing Man (Video)
Togusa (Japanese version, voice)
 2004 Monomane Battle (TV Series)
Yutaka Ozaki
- Episode #10.33 (2004) ... Yutaka Ozaki
 2004 Godzilla: Final Wars
Narrator (voice)
 2004 Movie box-ing
 2004 Samurai Champloo (TV Series)
- Yuigadokuson (2004) ... Nagamitsu (voice)
 2004 Xenosaga Episode II: Jenseits von Gut und Böse (Video Game)
Albedo / Gaignun Kukai (Japanese version, voice)
 2004 Koinu no warutsu (TV Series)
 2003 Bujingai: The Forsaken City (Video Game)
Rei Jenron (Japanese version, voice)
 2003 Rumic Theater: Mermaid Forest (TV Series)
 2003 Drakengard (Video Game)
Leonard (Japanese version, voice)
 2002-2003 Ghost in the Shell: Stand Alone Complex (TV Series)
Togusa / Laughing Man
- Equinox (2003) ... Laughing Man (voice)
- Eraser (2003) ... Togusa (voice, as Kohichi Yamadera)
- Stand Alone Complex (2003) ... Togusa (voice, as Kohichi Yamadera)
 2002 Pokémon Heroes
Rossi (voice)
 2002 Kingdom Hearts (Video Game)
Donald Duck / Genie / Beast / ... (Japanese version, voice)
 2001 Sakura taisen: Katsudou shashin
Brent Furlong (voice)
 2001 Super Smash Bros. Melee (Video Game)
Mew (voice, uncredited)
 2001 Cowboy Bebop: The Movie
Spike (Japanese version, voice)
 2001 Millennium Actress
The Man of the Key (voice)
 2001 Pokémon 4: The Movie
Hunter (voice)
 2001 Matsumoto Leiji Three-Nine (Video Game)
Tochirô Ôyama (from Space Pirate Captain Harlock) (voice)
 2001 All About Our House
Kikuma Aonuma
 2000 Capcom vs SNK: Millennium Fight 2000 (Video Game)
Guile / M. Bison / Balrog (voice, uncredited)
 2000 Godzilla vs. Megaguirus
Kid's TV Host
 2000 Geobreeders 2: Breakthrough (TV Mini-Series)
Irie Syozoh (voice)
 2000 Pokémon 3: The Movie
Davit (Japanese version, voice)
 2000 Hidamari no ki (TV Series)
 2000 Carrier (Video Game)
Jack Ingles (Japanese version, voice)
 1999 The Misadventures of Tron Bonne (Video Game)
 1999 Pokemon: Power of One
Rugia (voice)
 1998-1999 Dokkiri dokutâ (TV Series)
Haruka Nishikikoji (2015)
- Haruka karei-naru henshin de omiai sennyû!! (1999) ... Haruka Nishikikoji (2015) (voice)
- Shinkaihotsu?! Robotto kôchô dai bôsô!! (1999) ... Haruka Nishikikoji (2015) (voice)
- Hoeyo shinken!! Kagami no kuni no yûsha densetsu!! (1999) ... Haruka Nishikikoji (2015) (voice)
- Kaori-chan no hajikeru jûnana-sai!! (1999) ... Haruka Nishikikoji (2015) (voice)
- Kiken-na doraibu - Nerawareta bijo (1999) ... Haruka Nishikikoji (2015) (voice)
 1999 Street Fighter Alpha 3 (Video Game)
Cody / Balrog (voice, as Yamadera Kouichi)
 1998-1999 Cowboy Bebop (TV Series)
Spike Spiegel
- Hard Luck Woman (1999) ... Spike Spiegel (voice)
- Brain Scratch (1999) ... Spike Spiegel (voice)
- Cowboy Funk (1999) ... Spike Spiegel (voice)
 1999 Saiyuki (Video short)
Sha Gojo
 1999 Pokémon Snap (Video Game)
Mew (voice, uncredited)
 1999 Super Smash Bros. (Video Game)
Mew (voice, uncredited)
 1999 Harlock Saga (TV Mini-Series)
Captain Harlock / Tochirô Ôyama
- The Rheim Gold Part 6 (1999) ... Captain Harlock / Tochirô Ôyama (voice)
- The Rheim Gold Part 5 (1999) ... Captain Harlock / Tochirô Ôyama (voice)
- The Rheim Gold Part 4 (1999) ... Captain Harlock / Tochirô Ôyama (voice)
- The Rheim Gold Part 3 (1999) ... Captain Harlock / Tochirô Ôyama (voice)
- The Rheim Gold Part 2 (1999) ... Captain Harlock / Tochirô Ôyama (voice)
 1998 Queen Emeraldas (Video)
Tochirô Ôyama (voice)
 1998 Rival Schools (Video Game)
Daigo Kazama
 1998 Lupin III: Burning Memory - Tokyo Crisis
Michael Suzaku / Godo
 1998 Brave Fencer Musashi (Video Game)
Ed (Japanese version, voice)
 1998 Cowboy Bebop: Session XX - Mish-Mash Blues (TV Movie)
Spike Spiegel
 1998 Kaubôi bibappu (Video Game)
Spike Spiegel (voice)
 1997 Night Warriors: Darkstalkers' Revenge (Video)
Lord Zabel (voice)
 1997 Photon (Video)
 1997 Sakura Wars
Brent Furlong (voice)
 1997 Reign: The Conqueror (TV Series)
Darius (Japanese version, voice)
 1996 Apocalypse Zero (Video)
Kakugo Hagakure (voice)
 1996 X
Sorata (voice)
 1996 Shinesman (TV Mini-Series)
Shogo Yamadera (Shinesman Grey) / Shogo Yamadera / Shinesman Grey
- Episode #1.2 (1996) ... Shogo Yamadera (Shinesman Grey) (voice)
- Episode #1.1 (1996) ... Shogo Yamadera / Shinesman Grey (voice)
 1993-1996 Ranma 1/2 (TV Mini-Series)
Ryoga Hibiki / Ryouga Hibiki / P-chan
- The Two Akanes! "Ranma, Look at Me!" (1996) ... Ryoga Hibiki (voice)
- Oh, Cursed Tunnel of Lost Love! Let My Love Be Forever (1995) ... Ryoga Hibiki (voice)
- Reawakening Memories Part 2 (1995) ... Ryoga Hibiki (voice)
- Reawakening Memories Part 1 (1994) ... Ryoga Hibiki (voice)
 1995 Elf Princess Ren (Video)
Go Takarada (voice)
 1995 Kanojo no omoide (Short)
Miguel Costrela (voice)
 1995 Memories
Miguel (voice)
 1995 Neon Genesis Evangelion (TV Series)
Ryôji Kaji / Soldier B / Extra Schoolboy E / ...
- The Day Tokyo-3 Stood Still (1995) ... Ryôji Kaji / Soldier B (voice)
- Magma Diver (1995) ... Ryôji Kaji (voice)
- Both of You, Dance Like You Want to Win! (1995) ... Ryôji Kaji / Extra Schoolboy E (voice)
- Asuka Strikes! (1995) ... Ryôji Kaji (voice)
- A Human Work (1995) ... Man on Phone / Boy B / Manda (voice)
 1995 Ghost in the Shell
Togusa (voice)
 1994 Bakuen Campus Guardress (TV Series)
Chiryû (voice)
 1994 Otaku no seiza (Video)
Otoko (voice)
 1994 Ozzu (Video)
Oteisueito (voice)
 1994 Yûgen kaisha (Video short)
Karino (voice)
 1994 Wairudo 7 (TV Mini-Series) (1994)
 1994 Darkside Blues
 1994 Ranma ½: One Grew Over the Kuno's Nest
Ryouga Hibiki / P-chan (voice)
 1994 Tokyo Revelation (Video)
Akehiko (voice)
 1993 Hakkenden shin sho (Video)
Dosetsu Inuyama (voice)
 1993 Hummingbirds (Video)
 1993 Rumic World: Mermaid's Scar (Video)
Yuta (Japanese version, voice)
 1993 Orguss 02 (Video short)
Manning (voice)
 1993 Sonic Soldier Borgman 2: A New Century 2058 (TV Mini-Series)
Youma Master (voice)
 1993 The Gigolo (Video)
Jin Kaito (voice, as Kouichi Yamadera)
 1993 Ninja Scroll
Jubei Kibagami (voice)
 1992 Tokyo Babylon (TV Mini-Series)
Yamagawa (voice)
 1992 Sûpâ Zugan (TV Series)
Shintarô Oda (voice)
 1992 Hashire Melos!
Melos (voice)
 1992 Silent Mobius 2
Nachi Aida (voice)
 1992 Super Deformed Double Feature (Video short)
Commander Dawn (Gallforce)
 1992 Green Legend Ran (Video)
Chimin (voice)
 1991 Ningyo no mori (Video)
Yûta (voice)
 1991 Ai monogatari (Video)
Shoichi (segment "Stop Time")
 1991 Doomed Megalopolis (TV Mini-Series)
Narutaki (Japanese version, voice)
 1991 Detonator Orgun (TV Mini-Series)
Masamichi Tomol
 1991 Deluxe Ariel (Video)
Demonova (voice)
 1990 Gai: Yôma kakusei (Video short)
 1990 Nineteen (Video short)
Kazuya Kawahara
 1990 Sonic Soldier Borgman: Lover's Rain (Short)
Thunder (voice)
 1990 Lightning Trap: Leina and Laika (Video)
 1990 Goddamn (TV Mini-Series)
Gen Todoroki (voice)
 1990 Nadia: The Secret of Blue Water (TV Series)
 1990/II Maroko
Bannai (voice)
 1990 Kyatto Ninden Teyandee (TV Series)
Karamaru (voice)
 1989 Kyôshoku sôkô Guyver (Video)
Zerbebuth (voice)
 1989 Reina kenrô densetsu (Video)
Velt Zaruk
 1989 Megazone 23 III (TV Mini-Series)
Sion (voice)
 1989 Sonic Soldier Borgman: Last Battle
Curtis Hidaka (voice)
 1989 Gosenzosama Banbanzai! (Video)
Bannai Tatara (voice)
 1989 Kiki's Delivery Service
Bakery Worker / Policeman (voice)
 1989 Ariel (Video)
Demonova (voice)
 1989 Fûma no Kojirô: Yasha-hen (Video short)
Rinpyô (voice)
 1989 Chôjin densetsu 3: Kanketsu jigoku hen (Video)
Yuichi Niki
 1989 Madôô Guranzôto (TV Series)
Shaman (voice)
 1989 Urotsukidoji: Legend of the Overfiend (Video)
Yuichi Niki (voice)
 1989 Venus Wars
Jeff (voice)
 1989 Goku Midnight Eye (TV Mini-Series)
Medical Examiner (voice)
 1988 Soreike! Anpanman (TV Series)
Cheese, the dog
- Soreike! Anpanman ... Cheese, the dog (voice)
 1988 Mashin eiyûden Wataru (TV Series)
Kurama Wataribe (voice)
 1988 Chôjin densetsu 2: Chôjin jusatsu hen (Video)
Yuichi Niki
 1988 Efu (TV Series) (voice)
 1987 Machine Robo: Butchigiri Battle Hackers (TV Series)
Drill Crusher
 1987 Lupin III: The Fuma Conspiracy
Police Officer B
 1987 Lily C.A.T. (Video)
Guy (voice)
 1987 Slippy Dandy (TV Series)
Slippy Dandy (voice)
 1987 Bubblegum Crisis (TV Mini-Series)
 1987 Chôjin densetsu 1: Chôjin tanjô hen (Video short)
Yuichi Niki
 1985 Megazone 23 (Video)
Shinji Nakagawa (voice)
Show Show Soundtrack (1 credit)
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Show Show Archive footage (2 credits)

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Personal Details

Other Works:

Provided the voice of Plucky Duck in the Japanese version of Tiny Toon Adventures (1990). See more »

Alternate Names:

Yamadera Kouichi | Yama-chan | Kohichi Yamadera | Kouichi Yamadera


5' 7" (1.7 m)

Did You Know?


He has appeared in every Pokémon film thus far, playing a different role each time. However, he rarely stars in the television series itself. Coincidentally, Megumi Hayashibara has also appeared in every Pokemon movie as Musashi (Jessie). See more »



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