Ryotaro Okiayu
ActingTotal Credits
253
Acting
253
First Credit
1991
Latest Credit
2026
One Piece
Kaku (voice) · Kizaru (voice) · Kaku / Borsalino (voice)
1999
HeartCatch PreCure!
Kenji Ban (voice)
2010
Pokémon Horizons
Hassaku (voice)
2023
Slam Dunk
Hisashi Mitsui (voice)
1993
The Fragrant Flower Blooms with Dignity
Keiichiro Tsumugi (voice)
2025
Demon Slayer: Kimetsu no Yaiba
Kokushibo (voice)
2019
Toilet-Bound Hanako-kun
Kodama (voice)
2020
Asobi Asobase - workshop of fun -
Maeda (voice)
2018
Black Clover
Gadjah (voice)
2017
Hell Teacher: Jigoku Sensei Nube
Meisuke Nueno (voice)
2025
The Seven Deadly Sins
Helbram (voice) · Love Helm (voice)
2014
The Misfit of Demon King Academy
Ivis Necron (voice) · Ivis Necron (cat form) (voice)
2020
Daa! Daa! Daa! UFO Baby
Teru (voice)
2000
Baby and Me
Seiichi Kimura (voice)
1996
Magic Knight Rayearth
Inouva (voice)
1994
Giant Killing
Shigeyuki Murakoshi (voice)
2010
Bleach
Byakuya Kuchki (voice)
2004
Rurouni Kenshin
Han'nya (voice)
2023
The Prince of Tennis
Kunimitsu Tezuka (voice)
2001
Clannad
Akio Furukawa (voice)
2007
My Happy Marriage
Tadakiyo Kudo (voice)
2023
Date A Live
Isaac Ray Pelham Westcott (voice)
2013
Fullmetal Alchemist
Scar (voice)
2003
I Got a Cheat Skill in Another World and Became Unrivaled in the Real World, Too
Sage (voice)
2023
Noragami
Ebisu (voice)
2014
Hell Teacher Nube
Meisuke 'Nuubee' Nueno (voice)
1996
Mahou Sentai Magiranger
Cyclops (Voice)
2005
Hyouka
Masashi Tougaito (voice)
2012
Revolutionary Girl Utena
Tatsuya Kazami (voice)
1997
Nabari no Ou
Kotarou Fuuma (voice)
2008
Saint Seiya: Soul of Gold
Gemini Saga (voice)
2015
Mirai Sentai Timeranger
Computer Engineer Gate (voice)
2000
Fate/Zero
Berserker
2011
Saint Seiya: The Hades Chapter
Saga (voice) · Cube (voice) · Kanon (voice)
2002
Kaitou Sentai Lupinranger vs. Keisatsu Sentai Patranger
Nero Kilner (voice)
2018
Hellsing
Enrico (voice)
2001
Haré+Guu
Asio (voice)
2001
How Not to Summon a Demon Lord
Emile Bichelberger (voice)
2018
The Irregular at Magic High School
Kokonoe Yakumo (voice)
2014
Mobile Suit Gundam Wing
Treize Khushrenada (voice)
1995
The Saint's Magic Power Is Omnipotent
Josef Hawke (voice)
2021
King's Raid: Successors of the Will
Dominicus (voice)
2020
Excel Saga
Toru Watanabe (voice)
1999
One Piece: Stampede
Borsalino (voice)
2019
Demon Slayer: Kimetsu no Yaiba Infinity Castle
Kokushibo (voice)
2025
Yakuza Fiancé: Raise wa Tanin ga Ii
Hishiba Akime (voice)
2024
Mega Man Maverick Hunter X: The Day of Σ
Zero (voice)
2005
Masamune-kun's Revenge
Eiji (voice)
2017
Saint Seiya: Saintia Sho
Gemini Saga (voice)
2018
Science Fell in Love, So I Tried to Prove It
Ikeda (voice)
2020
Ultimate Muscle: The Kinnikuman Legacy
Kevin Mask
2002
Bleach the Movie: Hell Verse
Byakuya Kuchiki (voice)
2010
Arpeggio of Blue Steel: Ars Nova
Kamikage Ryuujirou (voice)
2013
Martian Successor Nadesico
Nagare Akatsuki (voice)
1996
SAINT SEIYA: Knights of the Zodiac
The Pope (voice)
2019
Toriko
Toriko (voice)
2011
Martian Successor Nadesico: The Motion Picture - Prince of Darkness
Nagare Akatsuki (voice)
1998
Fate/Apocrypha
Lancer of Black : Vald III (voice)
2017
Overlord: The Undead King
Touch Me (voice)
2017
Dream 9 Toriko x One Piece x Dragon Ball Z Super Collaboration Special!!
Toriko (voice)
2013