Koji Seki
Known for
Acting
Life
Born 1982 (age 43)
Born in
Saitama, Japan
Credits
View on IMDb38 acting credits
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.
Known For
JUJUTSU KAISEN
03 Oct 2020
SPY x FAMILY
09 Apr 2022
Sword Art Online
08 Jul 2012
Haikyu!!
06 Apr 2014
Frieren: Beyond Journey's End
29 Sep 2023
Dan Da Dan
04 Oct 2024
The Quintessential Quintuplets
11 Jan 2019
BLUE LOCK
09 Oct 2022
Photos
Filmography
2026
- Star Wars: Visions Presents - The Ninth Jedias Villager on Samaz (voice)1 episode
- Akane-banashias Chusuke Chuotei (voice)1 episode
- You and I Are Polar Oppositesas Convenience Store Manager (voice)2 episodes
2025
- Inexpressive Kashiwada and Expressive Ootaas Mathematics Teacher (voice)1 episode
- Solo Camping for Twoas Izakaya Manager (voice)1 episode
- Turkey! Time to Strikeas Samurai (voice)1 episode
- Welcome to the Outcast's Restaurant!as Merchant (voice)1 episode
- Summer Pocketsas (voice)3 episodes
- Catch Me at the Ballpark!as Kaiser (voice)1 episode
2024
- Puniru Is a Kawaii Slimeas Academic Researcher (voice)1 episode
- Orb: On the Movements of the Earthas Knight (voice)1 episode
- Dan Da Danas Male Teacher (voice)1 episode
- Let This Grieving Soul Retireas Greg Zangief (voice)24 episodes
- DAN DA DAN: First Encounteras TV Station Producer (voice)
- Umamusume: Pretty Derby - Beginning of a New Eraas (voice)
- Mission: Yozakura Familyas Battalion member (voice)1 episode
- HAIKYU!! The Dumpster Battleas Patient (voice)
2023
- Tearmoon Empireas Merchant (voice)1 episode
- Frieren: Beyond Journey's Endas Villager (voice)1 episode
- I Got a Cheat Skill in Another World and Became Unrivaled in the Real World, Tooas (voice)7 episodes
- The Aristocrat's Otherworldly Adventure: Serving Gods Who Go Too Faras Sebas (voice)1 episode
- NieR:Automata Ver1.1aas Machine Creature (voice)1 episode
2022
- Sword Art Online the Movie – Progressive – Scherzo of Deep Nightas Naijan (voice)
- BLUE LOCKas Reporter B (voice)1 episode
- SPY x FAMILYas Rahden (voice)1 episode
2021
- Star Wars: Visionsas Eno's Father1 episode
- Remake Our Life!as (voice)1 episode
- I've Been Killing Slimes for 300 Years and Maxed Out My Levelas Store Customer E (voice)1 episode
- Super Cubas Clerk (voice)2 episodes
2020
- Yashahime: Princess Half-Demonas Raccoon dog in Mamiana Island (voice)1 episode
- JUJUTSU KAISENas Fumi's Father (voice)1 episode
- Tower of Godas (voice)1 episode
- ID: INVADEDas Staff (voice)1 episode
2019
- The Quintessential Quintupletsas Homeroom Teacher (voice)2 episodes
2016
- March Comes In Like a Lionas Authorized Person 3 (voice)1 episode
2014
- Haikyu!!as Kai Akakura (voice)4 episodes
2012
- Sword Art Onlineas Goblin (voice)1 episode
- Daily Lives of High School Boysas Boy B (voice)1 episode