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Ryōtarō Okiayu (置鮎 龍太郎 Okiayu Ryōtarō, born November 17, 1969) is a Japanese voice actor and singer from Kitakyushu, Fukuoka Prefecture. He is married to fellow voice actor Ai Maeda. He is best known for voicing Byakuya Kuchiki in Bleach, Hisashi Mitsui in Slam Dunk, Treize Khushrenada in Mobile Suit Gundam Wing, Nūbē in Hell Teacher Nūbē, Kenimitsu Tezuka in The Prince of Tennis, Yuu Matsuura in Marmalade Boy, Shigure Sōma in Fruits Basket, Dark in D.N.Angel and Toriko in the anime of the same name.

He is currently affiliated with Aoni Production.

Dub Actors

Actor No. of Roles Country
Brian Dobson 3 Canada
Jay Hickman 3 United States
Dameon Clarke 2 United States
Jason Dohring 2 United States
Brian Drummond 2 Canada
Kyle Hebert 2 United States
Ray Hurd 2 United States
Lex Lang 2 United States
Jason C. Lee 2 United States
D. Padraic 2 United States
Randy Sparks 2 United States
Jon Allen 1 United States
Josh Bangle 1 United States
Jason Barr 1 Canada
John Eric Bentley 1 United States
Dave Burchell 1 United States
John Burgmeier 1 United States
Martin Burke 1 United States
Steve Cassling 1 United States
James Carter Cathcart 1 United States
Ray Chase 1 United States
Cam Clarke 1 United States
Paul Dobson 1 Canada
Lucien Dodge 1 United States
Wayne Doster 1 Japan
Richard Epcar 1 United States
Crispin Freeman 1 United States
Dan Green 1 United States
John Gremillion 1 United States
Michael J. Haigney 1 United States
Phil Hayes 1 United States
Jay Hickman 1 United States
Chuck Huber 1 United States
Neil Kaplan 1 United States
David Kaye 1 Canada
Dave Kelly 1 Canada
Ted Lewis 1 United States
Michael Lindsay 1 United States
Andrew Love 1 United States
Mike MacRae 1 United States
Brian Maillard 1 United States
Dave Mallow 1 United States
Andy McAvin 1 United States
Kyle McCarley 1 United States
Joel McDonald 1 United States
Matthew Meersbergen 1 Japan
Jack Merluzzi 1 Japan
Vic Mignogna 1 United States
David Millbern 1 United States
Alex Organ 1 United States
Rick Peeples 1 United States
David Rasner 1 United States
Scottie Ray 1 United States
Roger Rhodes 1 Canada
Michael Rhys 1 Japan
Sam Riegel 1 United States
Jim Ripley 1 Canada
Roger Rose 1 United States
Christopher Sabat 1 United States
Ian Sinclair 1 United States
Michael Sinterniklaas 1 United States
Christopher Corey Smith 1 United States
Melodee Spevack 1 United States
Greg Stanley 1 United States
Marcus D. Stimac 1 United States
Terrence Stone 1 United States
John Swasey 1 United States
J. Michael Tatum 1 United States
Kirk Thornton 1 United States
Brett Weaver 1 United States
Wally Wingert 1 United States
Daniel Woren 1 United States
Barry Yandell 1 United States
Ben Lepley 1 United States

Select Filmography

Year Character Title Dub Voice Dub Country
1991-1993 Vice-President (ep. 3) Here is Greenwood Michael J. Haigney United States
Dave Mallow United States
Masato Ikeda (ep. 6) James Carter Cathcart United States
Sam Riegel United States
1992-1993 Yuji Kimura (ep. 2) Sailor Moon Lucien Dodge United States
1995-1996 Achiral (ep. 81) Sailor Moon R ¿? Canada
Kyle Hebert United States
1994-1995 Inouva Magic Knight Rayearth Terrence Stone United States
1994-1995 Yuu Matsuura Marmalade Boy Michael Lindsay United States
1994-1995 George (ep. 108) Sailor Moon S ¿? Canada
Michael Sinterniklaas United States
1995-1996 Treize Khushrenada Mobile Suit Gundam Wing David Kaye Canada
1995-1996 Tiger's Eye Sailor Moon SuperS Jason Barr Canada
John Eric Bentley United States
1995-1996 John (ep. 14) Saint Tail David Millbern United States
1996 Yuji Naruo Burn-Up W Jason C. Lee United States
1996-1997 Nagare Akatsuki Martian Successor Nadesico Jay Hickman United States
1996 Proto Man Mega Man 8 Matthew Meersbergen Tokyo, Japan
1997-1998 Yuji Naruo Burn-Up Excess Jason C. Lee United States
1997 Zero Mega Man X4 Wayne Doster Tokyo, Japan
1997-1998 Shiro Amakusa Tokisada Ninja Resurrection Martin Burke United States
1997-2002 Hibiki (ep. 169) Pokémon Scottie Ray United States
1997-1998 Garline (eps. 13-14) Vampire Princess Miyu Roger Rose United States
1998 Nagare Akatsuki Martian Successor Nadesico: The Motion Picture – Prince of Darkness Jay Hickman United States
1998-1999 Hartia Sorcerous Stabber Orphen Randy Sparks United States
1999 Cyrus (ep. 8) Angel Links Dave Kelly Canada
1999-2000 Toru Watanabe Excel Saga Jay Hickman United States
Gomez Mike MacRae
Bartender (ep. 9) Andy McAvin
Effeminate Director (ep. 9) Brett Weaver
Student #1 (ep. 11) Greg Stanley
Sportscaster (ep. 16) John Swasey
Dominick (ep. 23) Rick Peeples
1999 Koinosuke Odago Jubei-chan: The Ninja Girl Jim Ripley Canada
1999-
present
Kaku One Piece Alex Organ United States
1999-2000 Hartia Sorcerous Stabber Orphen: Revenge Randy Sparks United States
2000-2001 Keyne Tokioka (ep. 3) éX-Driver Lex Lang United States
2000-2001 Claude "K" Winchester Gravitation Brian Maillard United States
2000 Kentarō Sakata Love Hina Steve Cassling United States
2001-2002 Mamado (eps. 14-15) Cyborg 009 David Rasner United States
2001 Shigure Sohma Fruits Basket John Burgmeier United States
2001-2005 Kunimitsu Tezuka The Prince of Tennis Kirk Thornton United States
Goki Domoto ¿?
2002-2003 LordKnightmon Digimon Frontier Melodee Spevack United States
2002 Keyne Tokioka ÉX-Driver The Movie Lex Lang United States
2002-2007 Aoi Rokusho Naruto Cam Clarke United States
2002-2003 Andrew Waltfield Mobile Suit Gundam SEED Brian Drummond Canada
2002-2004 Kevin Mask Ultimate Muscle Ted Lewis United States
Puripuriman Dan Green
2003 Dark Mousy D.N.Angel Vic Mignogna United States
2003-2004 Scar Fullmetal Alchemist Dameon Clarke United States
2003 Zero Rockman X7 Jack Merluzzi Tokyo, Japan
2003-2006 Vincent Bari Zatch Bell! Wally Wingert United States
Mr. Takamine Phil Hayes
2004-2012 Byakuya Kuchiki Bleach Daniel Woren United States
Ryusaburo Enkogawa Neil Kaplan
2004 Scar Fullmetal Alchemist 2: Curse of the Crimson Elixir Dameon Clarke United States
2004 Chutaro (ep. 22) Pretty Cure Roger Rhodes Canada
2004-2005 Rodimus Convoy Transformers: Energon Paul Dobson Canada
Brian Dobson (ep. 16)
2005 Rothschild Musashi: Samurai Legend Michael Rhys Tokyo, Japan
2006-2008 Reever Wenhamm D.Gray-man Chuck Huber United States
2006 Setzer Kingdom Hearts II Crispin Freeman United States
2007-2008 Akio Furukawa Clannad Andrew Love United States
2007-2009 Bring Stabity Mobile Suit Gundam 00 Brian Dobson Canada
Brian Drummond (ep. 39)
Devine Nova Brian Dobson
2009 Siegfried The Sacred Blacksmith J. Michael Tatum United States
2010-2012 Grademon Digimon Fusion Christopher Corey Smith United States
2010 Terra Kingdom Hearts: Birth by Sleep Jason Dohring United States
2011-2012 Berserker Fate/Zero Kyle Hebert United States
2011-2014 Toriko Toriko Ian Sinclair United States
2014 Toyotomi Hideyoshi Sengoku Basara: End of Judgement Christopher Sabat United States
2014-2021 Helbram The Seven Deadly Sins Kyle McCarley
(Disguised)
United States
Richard Epcar
(Real form)
2015-2018 Dr. Mashirito (ep. 69) Dragon Ball Super Barry Yandell United States
2017-2021 Heath Grice Black Clover Marcus D. Stimac United States
2017 Vlad III/Lancer of Black Fate/Apocrypha Ray Chase United States
2017-2019 MC Kakegurui Jon Allen United States
John Gremillion United States
2018 Zahha Dragon Ball Legends Joel McDonald United States
2018 Sima Yi Dynasty Warriors 9 D. Padraic United States
Sima Shi
2019 Mansaku Tsunomata 7SEEDS Jay Hickman United States
2019 Satsuma Kadonoōji ACTORS: Songs Connection Josh Bangle United States
2019 JT (ep. 8) Cannon Busters Dave Burchell United States
2019 Terra Kingdom Hearts III Jason Dohring United States
2019 Kizaru One Piece: Stampede Ray Hurd United States
2021 Prof. Kagami New Pokémon Snap Ben Lepley United States
2022 Kizaru One Piece Film: Red Ray Hurd United States
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