Rikiya Koyama

merupakan seorang pelakon dan seiyu Jepun, juga seorang ahli kepada Haiyuza Theatre Company.

Watak-watak alihan suara

Anime

TV
Abenobashi Mahou Shotengai (Eutus/Abe no Seimei)
Akagi (Nangou)
Bleach (Stark)
Buso Renkin (Victor)
Croquette! (Bagu)
D.N.Angel (Police Chief Hiwatari)
Detektif Conan (Kogoro Mouri Episod 553~sekarang, Ethan Hondo)
Eureka Seven (Norb)
Eyeshield 21 (Gen "Musashi" Takekura) 
Fafner (Seiichirou Kaname)
Fate/stay night (Kiritsugu Emiya)
Fighting Spirit (Mamoru Takamura)
Figure 17 (D.D. / Daisuke Domoto)
Full Metal Panic! The Second Raid (Belfangan Grouseaux)
Ghost in the Shell: Stand Alone Complex (Hideo Kuze)
Honey and Clover II (Mac Carlos)
Juushin Enbu-Hero Tales (Koyō Mougai)
Kaze no Stigma (Genma Kannagi)
Magical Shopping Arcade Abenobashi (Eutus, Abe)
Naruto Shippuden (Yamato)
Ninja Scroll: The Series (Jubei Kibagami)
Noein - Mou Hitori no Kimi e (Kuina)
One Piece (Kyros/Askar berkaki satu)
Pataliro Saiyuki! (Sa Gojou)
Soul Taker (Zabo (ep 6))
Speed Grapher (Genba Ryougoku (doctor))
Utawarerumono (Hakuoro)
Witchblade (Reiji Takayama)
Yomigaeru Sora - Rescue Wings (Junzou Kuroki)

OVA
Full Metal Panic! The Second Raid (Belfangan Grouseaux)
Fushigi Yūgi Eikoden (Shu Tendo)
Ghost in the Shell: Stand Alone Complex - Individual Eleven (Hideo Kuze)
Hajime no Ippo - Mashiba vs. Kimura (Mamoru Takamura)

ONA
Wings of Rean (Shinjiro Sakomizu)

Filem=
Cowboy Bebop: The Movie (Steve)
Hajime no Ippo - Champion Road (Mamoru Takamura)
Tokyo Godfathers (Bridegroom)
Vampire Hunter D: Bloodlust (Public Official)

Permainan video
Angelique Etoile (Leonard)
Drakengard 2 (Urick)
Final Fantasy XII (Basch)
Jak II (Torn)
Phantasy Star Universe (Leogini Santosa Berafort)
Caduceus New Blood Markus Vaughn

Alihan suara

Animasi
Finding Nemo (Crush)

Siri TV
24 (Jack Bauer)
ER (Doug Ross)
The Lord of the Rings trilogy (Boromir)
The Matrix series (Neo)

Watak-watak Drama
Kamen Rider Black RX (Joe of Haze)
Tokkei Winspector (Episode 34. Matsuyama)
Tokkyuu Shirei Solbrain (Episode 50. Sekine)
Tokusou Exceedraft (Episode 21. Dr,Obayashi's assitant)
Tokusou Robo Janperson (Episode 19. Takase)
Blue SWAT (Episode 16. Toru Harada)

Pautan luar

Blog Rasmi Rikiya Koyama 

Pelakon Jepun
Pelakon suara Jepun