- abareyellow.github.io VoiceActors/…Rikiya Koyama is a Japanese actor and voice actor. He is affiliated with Haiyuza Theatre Company. He gradualted from Ritsumeikan University.
- en.wikipedia.org Rikiya KoyamaRikiya Koyama (小山 力也, Koyama Rikiya, born December 18, 1963) is a Japanese actor, voice actor and narrator currently affiliated with Haiyuza Theatre Company.
- imdb.com name/nm0468711/Rikiya Koyama, Kôichi Yamadera, Hiroki Narimiya, and Takaya Kuroda in Yakuza 4 (2010). ... Rengoku Shinjurô (voice, as Koyama Rikiya).
- jojowiki.com Rikiya_KoyamaRikiya Koyama (小山 力也, Koyama Rikiya) is a Japanese actor and voice actor. Koyama voiced Will Anthonio Zeppeli in both the PS2 game and 2007 movie adaptations...
- en.namu.wiki w/코야마 리키야Even as of 2013, comments like “I don’t like Kogoro” by Rikiya Koyama can be seen in NicoNico Douga Conan-related videos.
- myanimelist.net people/113/Rikiya_KoyamaLooking for information on Rikiya Koyama? On MyAnimeList you can learn more about their role in the anime and manga industry.
- turkanime.co kisiler/113/Koyama_Rikiya"Koyama Rikiya" Görev Aldığı Animeler.