Koji Seki
Acting
1982-11-25Saitama, Japan
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
tv
8.6
2020
JUJUTSU KAISEN
2020 · tv
tv
8.8
2023
Frieren: Beyond Journey's End
2023 · tv
tv
8.5
2022
SPY x FAMILY
2022 · tv
tv
8.6
2014
Haikyu!!
2014 · tv
tv
8.2
2012
Sword Art Online
2012 · tv
tv
8.5
2024
Dan Da Dan
2024 · tv
tv
8.2
2022
BLUE LOCK
2022 · tv
tv
7.1
2021
Star Wars: Visions
2021 · tv
tv
8.0
2016
March Comes In Like a Lion
2016 · tv
tv
7.5
2024
Mission: Yozakura Family
2024 · tv
tv
8.3
2020
Yashahime: Princess Half-Demon
2020 · tv
tv
8.2
2020
Tower of God
2020 · tv
tv
8.1
2023
NieR:Automata Ver1.1a
2023 · tv
tv
8.4
2026
You and I Are Polar Opposites
2026 · tv
tv
8.4
2019
The Quintessential Quintuplets
2019 · tv
tv
8.0
2024
Orb: On the Movements of the Earth
2024 · tv
tv
8.2
2023
I Got a Cheat Skill in Another World and Became Unrivaled in the Real World, Too
2023 · tv
tv
7.9
2021
I've Been Killing Slimes for 300 Years and Maxed Out My Level
2021 · tv
tv
8.4
2026
Akane-banashi
2026 · tv
tv
6.8
2025
Summer Pockets
2025 · tv
tv
7.2
2021
Remake Our Life!
2021 · tv
tv
7.2
2023
Tearmoon Empire
2023 · tv
tv
7.9
2025
Catch Me at the Ballpark!
2025 · tv
tv
6.5
2024
Let This Grieving Soul Retire
2024 · tv
tv
8.0
2012
Daily Lives of High School Boys
2012 · tv
tv
7.1
2023
The Aristocrat's Otherworldly Adventure: Serving Gods Who Go Too Far
2023 · tv
tv
7.7
2024
Puniru Is a Kawaii Slime
2024 · tv
tv
7.2
2020
ID: INVADED
2020 · tv
movie
7.7
2024
HAIKYU!! The Dumpster Battle
2024 · movie
tv
7.3
2025
Solo Camping for Two
2025 · tv