Rikiya Koyama
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Rikiya Koyama is a Japanese actor and voice actor who is a member of Haiyuza Theatre Company. He has done popular voicing roles in Hajime no Ippo, Utawarerumono and Kamen no Maid Guy. He is also known by the nicknames "Rikki" and "Riki-chan". Koyama become well known for voicing Yamato from Naruto, Kogoro Mouri from Case Closed and Coyote Starrk from Bleach.
Known for
Credits
Demon Slayer: Kimetsu no Yaiba Infinity Castle (2025)
as (voice)
Demon Slayer -Kimetsu no Yaiba- The Movie: Mugen Train (2020)
as Shinjuro Rengoku (voice)
Detective Conan: Fallen Angel of the Highway (2026)
as Kogoro Mouri (voice)
Naruto Shippuden the Movie: Blood Prison (2011)
as Yamato (voice)
Detective Conan: The Million-Dollar Pentagram (2024)
as Kogoro Mouri (voice)
Exhuma (2024)
as Daimyo Oni (voice)
Detective Conan: Quarter of Silence (2011)
as Kogoro Mouri (voice)
Naruto Shippuden the Movie: The Lost Tower (2010)
as Yamato (voice)
Naruto Shippuden the Movie: Bonds (2008)
as Yamato (voice)
Detective Conan: One-Eyed Flashback (2025)
as Kogoro Mouri (voice)
Pokémon: Mewtwo Returns (2001)
as Penicillina (voice)
The Tunnel to Summer, the Exit of Goodbyes (2022)
as Kaoru's Father (voice)
Detective Conan: Black Iron Submarine (2023)
as Kogoro Mouri / Ethan Hondo (voice)
Tokyo Godfathers (2003)
as Shinrou (voice)
Detective Conan: The Disappearance of Conan Edogawa - The Worst Two Days in History (2015)
as Kogoro Mouri (voice)
Wonderful World (2010)
Actor
My Hero Academia: Two Heroes (2018)
as Wolfram (voice)
Detective Conan: The Story of Ai Haibara: Black Iron Mystery Train (2023)
as Kogoro Mouri (voice)
Detective Conan: The Bride of Halloween (2022)
as Kogoro Mouri (voice)
Thunderbolt Fantasy: The Sword of Life and Death (2017)
as Shòu Yún Xiāo (voice)
Detective Conan: Dimensional Sniper (2014)
as Kogoro Mouri (voice)
Kamen Rider × Kamen Rider Gaim & Wizard: The Fateful Feudal Movie Wars (2013)
as Kamen Rider Bujin Gaim (voice)
Detective Conan: The Darkest Nightmare (2016)
as Kogoro Mouri (voice)
Detective Conan: The Private Eyes' Requiem (2006)
as Acha Ryuu (voice)
Saint Seiya: Legend of Sanctuary (2014)
as Aldebaran (Voice)
Fullmetal Alchemist the Movie: Conqueror of Shamballa (2005)
as Rudolf Hess (voice)
Case Closed: The Crimson Love Letter (2017)
as Kogoro Mouri (voice)
Detective Conan: Sunflowers of Inferno (2015)
as Kogoro Mouri (voice)
Detective Conan: The Scarlet Bullet (2021)
as Kogoro Mouri (voice)
Detective Conan: The Lost Ship in the Sky (2010)
as Kogoro Mouri (voice)
Detective Conan: The Counterfeit Case of Ultra 30 (2026)
as Kogoro Mouri (voice)
Fighting Spirit - Mashiba vs. Kimura (2003)
as Mamoru Takamura (voice)
Detective Conan: Private Eye in the Distant Sea (2013)
as Kogoro Mouri (voice)
Detective Conan: The Eleventh Striker (2012)
as Kogoro Mouri (voice)
Berserk: The Golden Age Arc III - The Advent (2013)
as Adon Coborlwitz (voice)
Detective Conan: Kaiju Gomera vs. Kamen Yaiba (2022)
as Kogoro Mouri (voice)
Berserk: The Golden Age Arc II - The Battle for Doldrey (2012)
as Adon Coborlwitz (voice)
Fate/stay night: Heaven's Feel I. Presage Flower (2017)
as Kiritsugu Emiya (voice)
Lupin the Third vs. Detective Conan: The Movie (2013)
as Kogoro Mouri (voice)
Berserk: The Golden Age Arc I - The Egg of the King (2012)
as Adon Coborlwitz (voice)
Pompo the Cinephile (2021)
as Alan's Boss (voice)
Detective Conan: The Scarlet Alibi (2021)
as Kogoro Mouri (voice)
Detective Conan: Episode One - The Great Detective Turned Small (2017)
as Kogoro Mouri (voice)
Promare (2019)
as Ignis Ex (voice)
Bungo Stray Dogs: Dead Apple (2018)
as Yukichi Fukuzawa (voice)
Ghost in the Shell: Stand Alone Complex 2nd GIG - Individual Eleven (2006)
as Hideo Kuze (voice)
Psycho-Pass: Sinners of the System - Case.2 First Guardian (2019)
as Matsurai Rodion (voice)
One Piece: Romance Dawn Story (2008)
as Crescent-Moon Gally (voice)
Butt Detective the Movie: Star and Moon (2025)
as Star Mabushi (voice)
Detective Conan vs. Kid the Phantom Thief (2024)
as Kogoro Mouri (voice)
Case Closed: Zero the Enforcer (2018)
as Kogoro Mouri (voice)
Psycho-Pass: Sinners of the System - Case.1 Crime and Punishment (2019)
as Matsurai Rodion (voice)
Kakushigoto Theatrical Edition (2021)
as Rikirō Daiwa (voice)
Fate/kaleid liner Prisma☆Illya: Vow in the Snow (2017)
as Kiritsugu Emiya (voice)
Baki-Dou: Musashi Miyamoto (—)
as Sea King Retsu
Fighting Spirit: Champion Road (2003)
as Mamoru Takamura (voice)
X-Cross (2007)
Actor
Detective Conan: The Scarlet School Trip (2019)
as Kogoro Mouri (voice)
TIGER & BUNNY: The Rising (2014)
as Richard Max (voice)
Fist of the North Star: The Legend of Kenshiro (2008)
as Jugai (voice)
Kamen Rider Saber + Kikai Sentai Zenkaiger: Super Hero Chronicles (2021)
as Ohma Zi-O (voice)
Battleship Yamato (1990)
Actor
Rurouni Kenshin: Trust & Betrayal (1999)
as Toshizô Hijikata (voice)
Promare / Side: Galo (2019)
as Ignis Ex (voice)
Ajin: Demi-Human – Confront (2016)
as Firefighter (voice)
Knights of Sidonia: Love Woven in the Stars (2021)
Actor
JoJo's Bizarre Adventure: Phantom Blood (2007)
as Will Anthonio Zeppeli (voice)
Human Lost (2019)
as Atsugi (Voice)
Kamen Rider Drive: Surprise Future (2015)
as Paradox Roidmude (voice)
BlackFox (2019)
as Harold (voice)
Detective Conan: The Fugitive Kogorou Mouri (2014)
as Kogoro
Promare / Side: Lio (2019)
as Ignis Ex (voice)
Tokusou Sentai Dekaranger: 10 Years After (2015)
as Kight Reidlich (voice)
Case Closed: The Fist of Blue Sapphire (2019)
as Kogoro Mouri (voice)
Bodacious Space Pirates: Abyss of Hyperspace (2014)
as Gonzaemon Kato / Narrator (voice)
The Pot of Promise - First Love in Arita (2016)
as Jun's father (voice)
The Voice Makes a Miracle (2011)
Actor
God Eater Prologue (2009)
as Johannes von Schicksal
Mobile Suit Gundam Unicorn Film And Live The Final - A Mon Seul Desir (2014)
as Flaste Schole
Detective Conan: The 17-Year-Old Truth (2025)
as Kogoro Mouri (voice)
Chou Deneiban SD Gundam Sangokuden Brave Battle Warriors (2010)
Actor
Dance with Devils: Fortuna (2017)
as Nesta
The Wings of Rean (2005)
as Shinjirou Sakomizu (voice)
Kamen Rider Zi-O: Special Event (2019)
as Ohma Shocker
Detective Conan vs. Wooo (2011)
Actor
Kamen Rider Zi-O the Movie: Over Quartzer (2019)
as Oma Zi-O (voice)