Rikiya Koyama – Voice Actor Profile & Notable Roles

Birth Date: 18/12/1963

He debuted as a seiyū in 1996. Among his best known characters include Mamoru Takamiya in Fighting Spirit, Kiritsugu Emiya in the Fate series since the release of 2006's Fate/stay night, Lord Death in Soul Eater, Kogoro Mouri in Detective Conan series since 2009 (Replacing Akira Kamiya), Jack Rakan in Negima! Magister Negi Magi OVA series and it's sequel UQ Holder!, Sun Wukong in Warriors Orochi series, Wolverine in Iron Man (from Marvel Anime) and Yamato in Naruto Shippūden.

Rikiya Koyama Voices

Credits on MTVA: 9 Roles from 9 Titles

ALL (9)
SHOWS (5)
MOVIES (2)
GAMES (2)

Video Games

Game: Yakuza: Like a Dragon (2020)

Taiga Saejima (Japanese)

Taiga Saejima is a character from Yakuza: Like a Dragon voiced by Ron Yuan in English and voiced by Rikiya...

Rikiya Koyama - Voice Actor

Game: One-Punch Man: A Hero Nobody Knows

Deep Sea King (Japanese)

Deep Sea King is a character from One-Punch Man: A Hero Nobody Knows voiced by Keith Silverstein in English and...

TV Shows & Series

Rikiya Koyama - Voice Actor

TV Shows: Gachiakuta (2025)

Arkha Corvus (Japanese)

Arkha Corvus is a character from Gachiakuta voiced by Gabe Kunda in English and voiced by Rikiya Koyama in Japanese.

Rikiya Koyama - Voice Actor

Web Series: Solo Leveling (2025)

Sung Il-Hwan (Japanese)

Sung Il-Hwan is a character from Solo Leveling voiced by Robert McCollum in English and voiced by Rikiya Koyama in...

Rikiya Koyama - Voice Actor

TV Shows: Fate/stay night: Unlimited Blade Works (2014)

Kiritsugu Emiya (Japanese)

Kiritsugu Emiya is a character from Fate/stay night: Unlimited Blade Works voiced by Matthew Mercer in English and voiced by...

Rikiya Koyama - Voice Actor

TV Shows: Fate/Zero (2011)

Kiritsugu Emiya (Japanese)

Kiritsugu Emiya is a character from Fate/Zero voiced by Matthew Mercer in English and voiced by Rikiya Koyama in Japanese.

Rikiya Koyama - Voice Actor

Web Series: Kaiju No. 8

Sōshirō’s Father (Japanese)

Sōshirō's Father is a character from Kaiju No. 8 voiced by Michael Johnson in English and voiced by Rikiya Koyama...

Movies

Movie: Demon Slayer: Mugen Train (2020)

Shinjurō Rengoku (Japanese)

Shinjurō Rengoku is a character from Demon Slayer: Mugen Train voiced by Imari Williams in English and voiced by Rikiya...

Movie: Detective Conan: Black Iron Submarine (2023)

Kogorō Mōri (Japanese)

Kogorō Mōri is a character from Detective Conan: Black Iron Submarine voiced by Xander Mobus in English and voiced by...