Rikiya Koyama

is a Japanese voice actor.
==Roles==
===Characters===
*Giovanni
*Archie
*Kagetomo
*Cullen Calix
===Non-Pokémon series===
*Sam (009-1)
*Nangou (Akagi)
*Kagetane Hiruko (Black Bullet)
*Wolverine/Logan (Blade)
*Ohma Zi-O, Ziku-Driver and Ridewatches (Kamen Rider Zi-O)
*Kogoro Mori (Detective Conan)
*Kamen Rider Bujin Gaim (Kamen Rider × Kamen Rider Gaim & Wizard: The Fateful Sengoku Movie Battle)
*Joe the Haze (Kamen Rider Black RX)
*Paradox Roidmude (Kamen Rider Drive: Surprise Future)
*Vinny (Atlantis: Milo's Return)
*Norvirus Raccoon (The Nut Job)
*Roger Green (101 Dalmatians (Live-Action) (1996) (TV version))
*Daryl Dixon (The Walking Dead)
==Gallery==
Giovanni Origins.png|Giovanni from Origins
Archie Generations.png|Archie from Generations
Kagetomo.png|Kagetomo
Cullen Calix.png|Cullen Calix