KOJI SEKI
Koji Seki
Gender: Male
Known for: Acting
Birthday: November 25, 1982
Place of Birth: Saitama, Japan
Biography
Koji Seki (関 幸司, Seki Kōji, born November 25, 1982) is a Japanese voice actor from Saitama Prefecture who is affiliated with Raccoon Dog. He graduated from Pro-Fit Voice Actor Training School and joined the agency Pro-Fit. On April 1, 2022, he transferred to Raccoon Dog.
Filmography
Starring
Mathematics Teacher (voice)
2025·
Solo Camping for TwoIzakaya Manager (voice)
Samurai (voice)
Merchant (voice)
2025·
Summer Pockets(voice)
Kaiser (voice)
Academic Researcher (voice), Academic Researchers (voice)
Knight (voice)
Greg Zangief (voice)
Battalion member (voice), (voice), Detective (voice)
2024·
Dan Da DanMale Teacher (voice), Male Client (voice), TV Station Producer (voice)
(voice)
Patient (voice)
TV Station Producer (voice)
2023·
Tearmoon EmpireMerchant (voice), Soldier (voice), Man (voice), Priest (voice)
Machine Creature (voice), Kingdom Citizen (voice)
Sebas (voice)
2022·
SPY x FAMILYRahden (voice)
2022·
BLUE LOCKReporter B (voice)
Naijan (voice)
2021·
Star Wars: Visions2021·
Remake Our Life!(voice)
Store Customer E (voice)
2021·
Super CubClerk (voice)
2020·
ID: INVADEDStaff (voice)
2020·
Tower of God(voice)
2020·
JUJUTSU KAISENFumi's Father (voice)
Raccoon dog in Mamiana Island (voice), Yokai (voice), Staff member (voice), Green ogre (voice), Rock Demon (voice), Palanquin Carrier (voice), Demon (voice), Fisherman (voice), Vassal (voice), Townsfolk (voice), Subordinate (voice), Peasant (voice), Bird of Paradise (voice), Villager (voice), Chimimoryo (voice), Guard (voice), Official (voice), Peddler (voice), Old man (voice), Thug (voice)
Homeroom Teacher (voice), Teacher (voice)
Authorized Person 3 (voice)
2014·
Haikyu!!Kai Akakura (voice)
Boy B (voice), Basketball Guy (voice)
2012·
Sword Art OnlineGoblin (voice), Technical Staff (voice)