Ryotaro Okiayu
Known For
Film
Demon Slayer: Kimetsu no Yaiba Infinity Castle
Kokushibo (voice)
2025
TV
Bleach
Byakuya Kuchki (voice)
2004
TV
One Piece
Kaku (voice)
1999
TV
One Piece
Kizaru (voice)
1999
TV
One Piece
Kaku / Borsalino (voice)
1999
TV
Pokémon Horizons
Hassaku (voice)
2023
TV
Rurouni Kenshin
Han'nya (voice)
2023
TV
The Misfit of Demon King Academy
Ivis Necron (voice)
2020
TV
The Misfit of Demon King Academy
Ivis Necron (cat form) (voice)
2020
TV
The Irregular at Magic High School
Kokonoe Yakumo (voice)
2014
TV
Blue Orchestra
Ryuji Aono (voice)
2023
TV
The Fragrant Flower Blooms with Dignity
Keiichiro Tsumugi (voice)
2025
TV
Clannad
Akio Furukawa (voice)
2007
TV
Saint Seiya: The Hades Chapter
Saga (voice)
2002
TV
Saint Seiya: The Hades Chapter
Cube (voice)
2002
TV
Saint Seiya: The Hades Chapter
Kanon (voice)
2002
TV
Date A Live
Isaac Ray Pelham Westcott (voice)
2013
TV
Demon Slayer: Kimetsu no Yaiba
黑死牟（配音）
2019
TV
My Happy Marriage
Tadakiyo Kudo (voice)
2023
TV
Black Clover
Gadjah (voice)
2017
Filmography
2026FilmBleach: Thousand-Year Blood War - The Calamityas Byakuya Kuchiki (voice)2025FilmDemon Slayer: Kimetsu no Yaiba Infinity Castleas Kokushibo (voice)2025TVThe Fragrant Flower Blooms with Dignityas Keiichiro Tsumugi (voice)2025TVHell Teacher: Jigoku Sensei Nubeas Meisuke Nueno (voice)2025FilmMe & Roboco: The Movieas Gorilla Gachi (voice)2025TVKOWLOON GENERIC ROMANCEas Miyuki Hebinuma (voice)2024FilmNintama Rantarō: Invincible Master of the Dokutake Ninjaas Isaku Zenpoji (voice)2024TVYakuza Fiancé: Raise wa Tanin ga Iias Hishiba Akime (voice)2024FilmKamen Rider Gotchard Final Episode: You and Me, We've Got CHEMY×STORY - Director's Cut Versionas Donposeidon, Dreadriver (voice)2024TVA Nobody's Way Up to an Exploration Heroas Berlia (big) (voice)2024FilmYa Boy Kongming! Road to Summer Soniaas Zhuge Kongming (voice)2024TVThe Foolish Angel Dances with the Devilas Zwei (voice)2024FilmBloody Escape: Bats Out of Hellas Zesh (voice)2024TVSasaki and Peepsas Akutsu (voice)2023TVI'm Giving the Disgraced Noble Lady I Rescued a Crash Course in Naughtinessas Gosetsu (voice)2023TVRurouni Kenshinas Han'nya (voice)2023TVMy Happy Marriageas Tadakiyo Kudo (voice)2023FilmDetective Conan: Black Iron Submarineas Subaru Okiya (voice)2023TVPokémon Horizonsas Hassaku (voice)2023TVBlue Orchestraas Ryuji Aono (voice)2023TVI Got a Cheat Skill in Another World and Became Unrivaled in the Real World, Tooas Sage (voice)2023TVAnia Kingdomas Leonie (voice)2023TVJunji Ito Maniac: Japanese Tales of the Macabreas Sonohara (voice)2023TVThe Tale of Outcastsas Grand Master (voice)2023FilmDetective Conan: The Story of Ai Haibara: Black Iron Mystery Trainas Subaru Okiya (voice)2022TVMe & Robocoas Gorilla Gachi (voice)2022FilmOne Piece Film Redas Borsalino (voice)2022TVThe Prince of Tennis II: U-17 World Cupas Kunimitsu Tezuka (voice)2022FilmPointy-Headed Gonta: The Story of the Two-Named Dog in the Fukushima Disasteras Ishihara (voice)2022FilmFree! the Final Stroke the Second Volumeas Kiyohumi Haishima (voice)2022TVYa Boy Kongming!as Zhuge Kongming (voice)2022FilmDetective Conan: Kaiju Gomera vs. Kamen Yaibaas Fumimaro Ayanokoji (voice)2021FilmRyoma! The Prince of Tennisas Kunimitsu Tezuka (voice)2021FilmThe Laws of the Universe: The Age of Elohim2021FilmFree! the Final Stroke the First Volumeas Kiyohumi Haishima (voice)2021FilmFate/Grand Order Final Singularity – Grand Temple of Time: Solomonas Romulus (voice)2021FilmFate/Grand Order the Movie: Divine Realm of the Round Table: Camelot 2 Paladin; Agateramas Lancelot (voice)2021FilmDetective Conan: The Scarlet Bulletas Subaru Okiya (voice)2021TVThe Saint's Magic Power Is Omnipotentas Josef Hawke (voice)2021TVGodzilla Singular Pointas Bearach 'BB' Byrne (voice)2021TVBACK ARROWas Kai Rhodan (voice)2020FilmFate/Grand Order the Movie: Divine Realm of the Round Table: Camelot 1 Wandering; Agateramas Lancelot (voice)2020TVKing's Raid: Successors of the Willas Dominicus (voice)2020TVThe Misfit of Demon King Academyas Ivis Necron (voice)2020FilmMichiru Rescue!2020TVA3!as Reni Kamikizaka (voice)2020TVScience Fell in Love, So I Tried to Prove Itas Ikeda (voice)2020TVToilet-Bound Hanako-kunas Kodama (voice)2019FilmDetective Conan: The Scarlet School Tripas Fumimaro Ayanokoji (voice)2019TVBabylonas Kaika Itsuki (voice)2019TVACTORS: Songs Connectionas Kadonooji Satsuma (voice)2019TVSAINT SEIYA: Knights of the Zodiacas The Pope (voice)2019FilmThe New Prince of Tennis BEST GAMES!! Fuli vs Kllrihara2019TVDemon Slayer: Kimetsu no Yaibaas 黑死牟（配音）2019FilmThe Prince of Tennis: Best Games!! Inui & Kaido vs Shishido & Otori / Oishi & Kikumaru vs Niou & Yagyu2019TVThe Price of Smilesas Izana Langford (voice)2019FilmOne Piece: Stampedeas Borsalino (voice)2018TVSaint Seiya: Saintia Shoas Gemini Saga (voice)2018TVGakuen Basara: Samurai High Schoolas Toyotomi Hideyoshi (voice)2018FilmThe Prince of Tennis: Best Games!! Tezuka vs Atobe2018TVAsobi Asobase - workshop of fun -as Maeda (voice)2018TVHow Not to Summon a Demon Lordas Emile Bichelberger (voice)2018TVKaitou Sentai Lupinranger vs. Keisatsu Sentai Patrangeras Nero Kilner (voice)2017TVKonohana Kitanas God of Entertainment (voice)2017TVBlack Cloveras Gadjah (voice)2017TVFate/Apocryphaas Lancer of Black : Vald III (voice)2017TVClean Freak! Aoyama-kunas Aoyama-kun (voice)2017FilmCase Closed: The Crimson Love Letteras Fumimaro Ayanokoji (voice)2017FilmOverlord: The Undead Kingas Touch Me (voice)2017TVMasamune-kun's Revengeas Eiji (voice)2016TVIzetta: The Last Witchas Hermann (voice)2016TVRewriteas Sekime (voice)2016FilmCome Back! Shuriken Sentai Ninninger: Ninnin Girls vs. Boys FINAL WARSas Mangetsu Kibaoni (voice)2016TVSUPER LOVERSas Shirou Takamura (voice)2016TVPrince of Stride: Alternative2015TVKagewanias Masaki Kimura (voice)2015TVMillion Dollas Manzai Comedian (voice)2015TVSaint Seiya: Soul of Goldas Gemini Saga (voice)2015TVShuriken Sentai Ninningeras Mangetsu Kibaoni2015TVFafner Exodusas Walter Bargest (voice)2014TVNew Prince of Tennis OVA vs. Genius10as Kunimitsu Tezuka (voice)2014TVThe Seven Deadly Sinsas Helbram (voice)2014TVLove Stage!!as Seiya Sena (voice)2014TVMobile Suit Gundam-san2014FilmDetective Conan: Dimensional Sniperas Subaru Okiya / Fumimaro Ayanokoji (voice)2014TVThe Irregular at Magic High Schoolas Kokonoe Yakumo (voice)2014TVStrange+2014TVNoragamias Ebisu (voice)2013TVArpeggio of Blue Steel: Ars Novaas Kamikage Ryuujirou (voice)2013FilmA Farewell to Weaponsas Junky2013FilmDetective Conan: Private Eye in the Distant Seaas Fumimaro Ayanokoji (voice)2013FilmDream 9 Toriko x One Piece x Dragon Ball Z Super Collaboration Special!!as Toriko (voice)2013TVDate A Liveas Isaac Ray Pelham Westcott (voice)2013TVDD Fist of the North Staras Shin (voice)2013FilmMikosuri Han Gekijou2013FilmVassalord.as Charles Chrishunds2012FilmToriko X One Piece Collaboration Special2012TVHyoukaas Masashi Tougaito (voice)2012TVBrave 10as Juuzou Kakei (voice)2012TVRecorder and Randsell2012TVThe Prince of Tennis IIas Kunimitsu Tezuka (voice)2011TVFate/Zeroas Berserker2011FilmThe Prince of Tennis: Showdown in England's Tennis Fortressas Kunimitsu Tezuka2011FilmTEKKEN: Blood Vengeanceas Lee Chaolan (voice)2011TVAppleseed XIIIas Archedes (voice)2011TVA Thirty-Year Old's Health and Physical Educationas Daigorou2011TVTorikoas Toriko (voice)2011FilmToriko 3D Movie: Kaimaku! Gourmet Adventure!!as Toriko (voice)2011FilmNintama Rantaro the Movie: Ninjutsu Academy - All Hands on Deck!as Isaku Zenpouji (voice)2010FilmBleach the Movie: Hell Verseas Byakuya Kuchiki (voice)2010TVTokyo Encounter2010TVGiant Killingas Shigeyuki Murakoshi (voice)2010FilmManager's Loveas Kazuhiko Ohtakara (voice)2010FilmPretty Cure All Stars DX2: The Light of Hope - Protect the Rainbow Jewel!as Mucardia (voice)2010FilmMobile Suit Gundam 00 Special Edition III: Return The Worldas Devine Nova (voice)2010TVHeartCatch PreCure!as Kenji Ban (voice)2010TVKatanagatarias Hōō Maniwa (voice)2010FilmHaruka - Beyond the Stream of Time 3: Endless Destinyas Hakuryū (voice)2009FilmMobile Suit Gundam 00 Special Edition II: End of Worldas Bring Stabity / Devine Nova (voice)2009FilmSpace Battleship Yamato Resurrectionas Jiro Shima (voice)2009FilmThe Rebirth of Buddhaas Harry Badson (voice)2009TVAnimal Detectives Kiruminzooas Kyousuke Futatsugi2009TVMiracle Train: Welcome to the Oedo Lineas Rintaro Shunjuku (voice)2009TVThe Sacred Blacksmithas Siegfried (voice)2009FilmThe Garden of Sinners: Murder Speculation Part Bas Satsuki Kurogiri (voice)2009TVThe Prince of Tennis Another Storyas Kunimitsu Tezuka (voice)2009FilmDetective Conan: The Raven Chaseras Fumimaro Ayanokoji (voice)2009TVTayutama: Kiss on my Deityas Sankuro Kaname2009FilmThe Garden of Sinners: Remix -Gate of seventh heaven-as Satsuki Kurogiri (voice)2009TVAkikan!as Hidehiko Otoya (voice)2008FilmThe Garden of Sinners: Oblivion Recordingas Satsuki Kurogiri (voice)2008FilmBleach the Movie: Fade to Blackas Byakuya Kuchiki (voice)2008FilmMetal Gear Solid 2: Digital Graphic Novelas Vamp (voice)2008TVJunjo Romanticaas Kaoru Asahina2008TVMonochrome Factoras Homurabi2008TVNabari no Ouas Kotarou Fuuma (voice)2007FilmBleach the Movie: The DiamondDust Rebellionas Byakuya Kuchiki (voice)2007TVA Foreign Love Affairas Ryuuji Gondou2007TVClannadas Akio Furukawa (voice)2007FilmClannad: The Motion Pictureas Akio Furukawa (voice)2007TVShining Tears X Windas Haruto Saionji2007TVRomeo × Julietas Tybalt (voice)2007TVNo Moneas Gion Toranosuke2006TVSuper Robot Wars: Original Generation - Divine Warsas Branstein F. Raidiese (voice)2006TVFist of the Blue Skyas Charles de Guise (voice)2006TVMarginal Prince: Gekkeiju no Ouji-tachias Joshua Grant (voice)2006TVGakuen Heavenas Koji Shinomiya (voice)2006TVThe Prince of Tennis: The National Tournamentas 手冢国光2005FilmMega Man Maverick Hunter X: The Day of Σas Zero (voice)2005FilmSuper Robot Wars2005TVSuper Robot Wars Original Generation: The Animationas Raidiese Fujiwara Branstein (voice)2005TVElemental Geladeas Wolx Hound (voice)2005TVOnegai My Melodyas Keiichi Hiiragi (voice)2005FilmDigimon X-Evolutionas Rhodoknightmon (voice)2005TVMahou Sentai Magirangeras Cyclops (Voice)2005FilmAir: The Motion Pictureas Bus driver (voice)2005FilmThe Prince of Tennis: Two Samurais, The First Gameas Kunimitsu Tezuka2005FilmThe Prince of Tennis: A Gift from Atobeas Kunimitsu Tezuka (voice)2004TVRing Ni Kakeroas Kenzaki Jun2004TVBleachas Byakuya Kuchki (voice)2004TVHaruka: Beyond the Stream of Time – A Tale of the Eight Guardians2004FilmFlame of Recca: Final Burningas Kurei (voice)2004TVGreat Yamato No. Zero2003TVFullmetal Alchemistas Scar (voice)2003TVSubmarine 707Ras PKN Chairman (Voice)2003FilmDetective Conan: Crossroad in the Ancient Capitalas Fumimaro Ayanokoji (voice)2003TVD.N.Angelas Dark Mousy (voice)2003TVShutsugeki! Machine Robo Rescueas Kohshiro Sasaki (voice)2002FilmThe Prince of Tennis: A Day on Survival Mountainas Kunimitsu Tezuka (voice)2002TVSaint Seiya: The Hades Chapteras Saga (voice)2002FilmKinnikuman II Sei: Muscle Ninjin Soudatsu! Choujin Daisensou2002TVShrine of the Morning Mistas Masashi Kusugi2002TVDaigunderas Bone Rex2002TV.hackas Sakisaka (voice)2002TVUltimate Muscle: The Kinnikuman Legacyas Kevin Mask2002TVMirage of Blazeas Nobunaga Oda (voice)2001FilmDi Gi Charat: A Trip To The Planetas Takurou Kimura (voice)2001TVHellsingas Enrico (voice)2001TVThe Prince of Tennisas Kunimitsu Tezuka (voice)2001FilmSaiyuki: Requiemas Go Dōgan (voice)2001TVFruits Basketas Shigure Sohma (voice)2001TVHaré+Guuas Asio (voice)2001FilmTouch 5: Cross Roadas Announcer (voice)2000TVLegendary Gambler Tetsuyaas Tetsuya Asada (voice)2000TVGravitationas K (voice)2000FilmKiraraas Arthur Oshihara (voice)2000TVéX-Driveras Keyne Tokioka2000TVLove Hinaas Kentaro Sakata (voice)2000TVDaa! Daa! Daa! UFO Babyas Teru (voice)2000TVMirai Sentai Timerangeras Computer Engineer Gate (voice)1999TVDi Gi Charatas Takurou Kimura (voice)1999TVOne Pieceas Kaku (voice)1999TVExcel Sagaas Toru Watanabe (voice)1999TV10 Tokyo Warriors1999TVGravitation: Lyrics of Loveas Claude K. Winchester1999TVAngel Linksas Cyrus (voice)1999TVJubei-chan the Ninja Girl: Secret of the Lovely Eyepatchas Koinosuke Odago1999TVGokudo1999FilmYu☆Gi☆Oh!as Hiroto Honda (voice)1999FilmGraduation M: Our Carnival1999TVSotsugyou M: Ore-tachi no Carnival1998TVKashou no Tsuki: Aki Kyougen1998TVGarasu no Kamen: Sen no Kamen wo Motsu Shōjoas Yuu Sakurakouji (voice)1998TVMamotte Shugogetten1998TVLet's Nupu Nupuas Takao-san (voice)1998TVOrphenas Hartia Allenford (voice)1998FilmMartian Successor Nadesico: The Motion Picture - Prince of Darknessas Nagare Akatsuki (voice)1998TVHell Teacher Nube OVA1998TVKnight Huntersas Brad Crawford (voice)1998TVYu-Gi-Oh!as Hiroto Honda (voice)1998TVNinja Resurrectionas Shiro Amakusa Toisada (voice)1998FilmGekiganger 3 - The Movieas Cowboy Johnny (voice)1997TVBurn-Up Excess1997TVVampire Princess Miyuas Garline (voice)1997FilmVoltage Fighter Gowcaizeras Kyosuke Shigure1997FilmArakure Knight1997FilmFujimi Block No. 2 Symphony Orchestraas Yuuki Morimura1997TVFlame of Reccaas Kurei1997FilmHell Teacher Nube: Summer Holiday of Fear! Legend of the Sea of Suspicionas Nube1997TVRevolutionary Girl Utenaas Tatsuya Kazami (voice)1997FilmHell Teacher Nube: At 0 a.m. Nube is Dead!!as Nube (voice)1997FilmNinja Resurrectionas Shiro Amakusa Tokisada1996TVApocalypse Zeroas Dokumaguro / Hoshino (voice)1996TVMartian Successor Nadesicoas Nagare Akatsuki (voice)1996FilmHurricane Polymar: Holy Bloodas Takeshi Yoroi1996TVNew Hurricane Polymaras Takeshi Yoroi (voice)1996FilmKI・ME・RAas Jay (voice)1996TVBaby and Meas Seiichi Kimura (voice)1996FilmHell Teacher Nubeas Nube (voice)1996TVHell Teacher Nubeas Meisuke 'Nuubee' Nueno (voice)1996TVMarriage: Kekkonas Shimon Takagi (voice)1996TVFire Emblemas Abel (voice)1996FilmNuumamonjaa: Time and Space Adventuresas Villager 2 (voice)1995FilmSlam Dunk 4: Roar!! Basket Man Spiritas Hisashi Mitsui (voice)1995TVEl-Hazard: The Magnificent Worldas Katsuhiko Jinnai1995FilmPrincess Minervaas Linealter (voice)1995TVMobile Suit Gundam Wingas Treize Khushrenada (voice)1995FilmSlam Dunk 3: Crisis of Shohoku Schoolas Hisashi Mitsui (voice)1995FilmMarmalade Boyas Yuu Matsuura (voice)1994TVMagic Knight Rayearthas Inouva (voice)1994FilmI'm Not an Angel!as Shuuichi Takigawa (voice)1994TVKizunaas Samejima Ranmaru1994FilmSlam Dunk 2: National Tournementas Hisashi Mitsui (voice)1994TVSeven Cities Story: Arctic Frontas Nicholas Bloom (voice)1994TVLord of Lords Ryu Knight1994TVMarmalade Boyas Yuu Matsuura (voice)1994TVBrave Police J-Deckeras MacLane1993TVPlease Save My Earthas Issei Nishikori (voice)1993TVSlam Dunkas Hisashi Mitsui (voice)1993TVShippuu! Iron Leagueras Mach Windy1992TVMacross II: Lovers Againas Ingues1991FilmDark Catas Hyoi Kagezaki (voice)1991TVDoomed Megalopolisas Soothsayer