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.
as Sea King Retsu
as Kogoro Mouri (voice)
as Kogoro Mouri (voice)
as Right (voice)(24 eps)
as Kogoro Mori (voice)(1 ep)
as Kogoro Mouri (voice)
as Arkha (voice)(1 ep)
as Kogoro Mouri (voice)
as Luciano (voice)(12 eps)
as Star Mabushi (voice)
as Kadem (voice)(2 eps)
as Kōji Shigemoto (voice)(24 eps)
as Chamuku's Father (voice)(1 ep)
as Hoshina's Father (voice)(1 ep)
as Kogoro Mouri (voice)
as Marc Cole (voice)(6 eps)
as Daimyo Oni (voice)
as Junichiro Mizushino (voice)(1 ep)
as Kogoro Mouri (voice)
as Hercules (voice)(5 eps)
as Pellegarde (voice)(36 eps)
as Billy (voice)(24 eps)
as King Gilgamesh Soulmaker (voice)(12 eps)
as Self - Voice Actor(1 ep)
as Kogoro Mouri / Ethan Hondo (voice)
as Kogoro Mouri (voice)
as Lum's Dad (voice)(11 eps)
as Ichiba High School Principal (voice)(1 ep)
as Orba (voice)(1 ep)
as Kogoro Mouri (voice)(12 eps)
as Kaoru's Father (voice)
as Akio's Father (voice)(3 eps)
as Kogoro Mouri (voice)
as Heigo Irino (voice)(11 eps)
as Kogoro Mouri (voice)
as Tamotsu Hojo (voice)(7 eps)
as Sea King Retsu (voice)(39 eps)
as Ohma Zi-O (voice)
as Rikirō Daiwa (voice)
as Alan's Boss (voice)
as Kogoro Mouri (voice)
as Zafar (voice)(11 eps)
as Senpai Cat (voice)(1 ep)
as Tiger Man (voice)(4 eps)
as Antonio (voice)(2 eps)
as Oniisan (voice)(3 eps)
as Kogoro Mouri (voice)
as Oma Zi-O (voice)(3 eps)
as Yukichi Fukuzawa (voice)(12 eps)
as Perugius Dola (voice)(5 eps)
as Shinji Saegusa (voice)(3 eps)
as Shinjuro Rengoku (voice)
as Britney (voice)(4 eps)
as Soriz (voice)(12 eps)
as Majiro the Hedgehog (voice)(12 eps)
as Game Master (voice)(1 ep)
as Vizarga Bellagio (voice)(5 eps)
as Heavenly Father God NousGalia (voice)(1 ep)
as Erdomaid Dittijohn (voice)(24 eps)
as Narration (voice)(11 eps)
as Katsuhiro Takei (voice)(11 eps)
as Rikiro Daiwa (voice)(4 eps)
as Kogoro Mouri (voice)
as Atsugi (Voice)
as Harold (voice)
as Ohma Shocker
as Oma Zi-O (voice)
as Ignis Ex (voice)
as Ignis Ex (voice)
as Ignis Ex (voice)
as Kogoro Mouri (voice)
as Shinjuro Rengoku (voice)(4 eps)
as Matsurai Rodion (voice)
as Matsurai Rodion (voice)
as Narumi Katou(36 eps)
as Kanbee Kuroda (voice)(12 eps)
as Dagruel (voice)(4 eps)
as Ohma Zi-O (voice), Ziku-Driver / RideWatch (voice), Opening Narration (voice)(49 eps)
as Wolfram (voice)
as Onitakemaru (voice)(12 eps)
as Seiji Yagashira (voice)(12 eps)
as Van Helsing (voice)(12 eps)
as Sensei (voice)(12 eps)
as Thymic Epithelial Drill Sergeant (voice)(1 ep)
as Mayuta Andou (voice)(29 eps)
as Gonda (voice)(24 eps)
as Cumber (voice)(7 eps)
as Kaiō Retsu (voice)(39 eps)
as Kogoro Mouri (voice)
as Yukichi Fukuzawa (voice)
as Takeru Ichinose (voice)(3 eps)
as Kaim (voice)(4 eps)
as Shòu Yún Xiāo (voice)
as Nesta
as Kiritsugu Emiya (voice)
as Dante Zogratis (voice)(1 ep)
as Kiritsugu Emiya (voice)
as Corentin Pino (voice)(24 eps)
as Kogoro Mouri (voice)
as Kogoro Mouri (voice)
as Tadakazu Taira (voice)(25 eps)
as Kuroino (voice)(51 eps)
as Shòu Yún Xiāo (Voice)(13 eps)
as Firefighter (voice)
as Kogoro Mouri (voice)
as Yukichi Fukuzawa(60 eps)
as Jun's father (voice)
as Akira Kazuki (voice)(1 ep)
as Kight Reidlich (voice)
as Paradox Roidmude (voice)
as Johannes von Schicksal (voice)(12 eps)
as Genjirou Shirogami (voice)(13 eps)
as Shunya Kengun (voice)(1 ep)
as Tora (voice)(39 eps)
as Kogoro Mouri (voice)
as Klaus von Reinherz(24 eps)
as 罗汉堂旭 (voice)(12 eps)
as Kogoro Mouri (voice)
as Kiritsugu Emiya (voice)(5 eps)
as Yamagishi (voice)(3 eps)
as Donatello K. Davis(2 eps)
as Shigeta Katsuie (voice)(10 eps)
as Toshikazu Cayenne(24 eps)
as Aldebaran (Voice)
as Kogoro Mouri (voice)
as Hiroki Saito (voice)(2 eps)
as Hiroki Saitō (voice)(1 ep)
as Kagetane Hiruko (voice)(13 eps)
as Tsutomu Nishikubo(25 eps)
as Gante Ga (voice)(13 eps)
as Gonzaemon Kato / Narrator (voice)
as Richard Max (voice)
as Shimon Makusu (voice)(12 eps)
as Le Flea Brothers (voice)(1 ep)
as Kamen Rider Bujin Gaim (voice)
as Kogoro Mouri (voice)
as Geshio Ferrari (voice)(11 eps)
as Takamura Mamoru (voice)(25 eps)
as Sakaki (voice)(4 eps)
as Kiritsugu Emiya
as Kenzou Momoi (voice)(13 eps)
as Kogoro Mouri (voice)
as Narrator (voice)(11 eps)
as Adon Coborlwitz (voice)
as Tsukuyomi Ruza(12 eps)
as Kusaribe Samon (voice)(24 eps)
as Kumagoro Mikadono (voice)(12 eps)
as Adon Coborlwitz (voice)
as Wang Qi(38 eps)
as Kogoro Mouri (voice)
as Adon Coborlwitz (voice)
as Hidenori's Father (voice)(1 ep)
as Azazel(12 eps)
as Kiritsugu Emiya (voice)(25 eps)
as Ging (voice)(3 eps)
as Yamato (voice)
as Kogoro Mouri (voice)
as (voice)(39 eps)
as Narrator (voice)(1 ep)
as Wolverine / Logan (voice)(12 eps)
as Wolverine / Logan (voice)(12 eps)
as Yamato (voice)
as Kogoro Mouri (voice)
as Rokurouta Sakuragi
as Rokurota Sakuragi (voice)(26 eps)
as Seki Ichinomiya (voice)(26 eps)
as Flaste Schole (voice)(7 eps)
as Emonzaemon Sōda (voice)(12 eps)
as K(2 eps)
as Johannes von Schicksal
as Seishirou Shishirui(12 eps)
as Tenshiro Okakura (voice)(12 eps)
as Jugai (voice)
as Sasagawa (voice)(1 ep)
as Seijirou Sugishita(12 eps)
as Crescent-Moon Gally (voice)
as Yamato (voice)
as Death (voice)(51 eps)
as Kogarashi(12 eps)
as Kuroino
as Orudo Noguchi (voice)
as Kirameki Mikawa(13 eps)
as Nakayama (voice)(6 eps)
as Genma KANNAGI(24 eps)
as Will Anthonio Zeppeli (voice)
as Yamato (voice)(500 eps)
as Sleepy (voice)(13 eps)
as Abi (voice)(25 eps)
as Victor Powered(26 eps)
as Zhang (voice)(2 eps)
as Acha Ryuu (voice)
as Reiji Takayama (voice)(24 eps)
as Hakuoro(26 eps)
as Hideo Kuze (voice)
as Kiritsugu Emiya (voice)(3 eps)
as Shinjirou Sakomizu (voice)
as Shinjiro Sakomizu (voice)(6 eps)
as Kuina (voice)(24 eps)
as Nangou (voice)(9 eps)
as Rudolf Hess (voice)
as Sha Gojyō (voice)(26 eps)
as Norb (voice)(50 eps)
as Genba Ryougoku (voice)(11 eps)
as Saturn(102 eps)
as Seiichirou Kaname
as Jürgens (voice)(2 eps)
as Shinrou (voice)
as Mamoru Takamura (voice)
as Mamoru Takamura (voice)
as Kibagami Jubei (voice)(13 eps)
as Seiichirou Hara (voice)(12 eps)
as Hideo Kuze (voice)(26 eps)
as Eutus (voice)(13 eps)
as Steve (voice)
as Penicillina (voice)
as DD / Daisuke Domoto (voice)(13 eps)
as Mamoru Takamura (voice)(126 eps)
as Toshizô Hijikata (voice)
as Toshizô Hijikata (voice)(4 eps)
as Richard Moore
as Kogoro Mouri (voice)(1221 eps)
as Takase(1 ep)
as Dr. Obayashi's Assistant(1 ep)
as Sekine(1 ep)
as Matsuyama(1 ep)
as Joe of Haze(47 eps)
as Joe of Haze(47 eps)
as Jikū Driver (voice)(49 eps)
