Koji Seki
Acting
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 37
Movies (4)
DAN DA DAN: First Encounter2024TV Station Producer (voice)
Umamusume: Pretty Derby - Beginning of a New Era2024(voice)
HAIKYU!! The Dumpster Battle2024Patient (voice)
Sword Art Online the Movie – Progressive – Scherzo of Deep Night2022Naijan (voice)
Shows (33)
Akane-banashi2026Chusuke Chuotei (voice)
You and I Are Polar Opposites2026Convenience Store Manager (voice)
Inexpressive Kashiwada and Expressive Oota2025Mathematics Teacher (voice)
Solo Camping for Two2025Izakaya Manager (voice)
Turkey! Time to Strike2025Samurai (voice)
Welcome to the Outcast's Restaurant!2025Merchant (voice)
Summer Pockets2025(voice)
Catch Me at the Ballpark!2025Kaiser (voice)
Puniru Is a Kawaii Slime2024Academic Researchers (voice)
Orb: On the Movements of the Earth2024Knight (voice)
Dan Da Dan2024TV Station Producer (voice)
Let This Grieving Soul Retire2024Greg Zangief (voice)
Mission: Yozakura Family2024Detective (voice)
Tearmoon Empire2023Priest (voice)
Frieren: Beyond Journey's End2023Villager (voice)
I Got a Cheat Skill in Another World and Became Unrivaled in the Real World, Too2023(voice)
The Aristocrat's Otherworldly Adventure: Serving Gods Who Go Too Far2023Sebas (voice)
NieR:Automata Ver1.1a2023Kingdom Citizen (voice)
BLUE LOCK2022Reporter B (voice)
SPY x FAMILY2022Rahden (voice)
Star Wars: Visions2021Eno's Father / Resistance Member (voice)
Remake Our Life!2021(voice)
I've Been Killing Slimes for 300 Years and Maxed Out My Level2021Store Customer E (voice)
Super Cub2021Clerk (voice)
JUJUTSU KAISEN2020Fumi's Father (voice)
Yashahime: Princess Half-Demon2020Thug (voice)
Tower of God2020(voice)
ID: INVADED2020Staff (voice)
The Quintessential Quintuplets2019Teacher (voice)
March Comes In Like a Lion2016Authorized Person 3 (voice)