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.

Koji Seki

Acting Born November 25, 1982 Saitama, 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

JUJUTSU KAISEN

Fumi's Father (voice)

Frieren: Beyond Journey's End

Villager (voice)

SPY x FAMILY

Rahden (voice)

Haikyu!!

Kai Akakura (voice)

Sword Art Online

Technical Staff (voice)

Sword Art Online

Goblin (voice)

March Comes In Like a Lion

Authorized Person 3 (voice)

Mission: Yozakura Family

Detective (voice)

Mission: Yozakura Family

(voice)

Mission: Yozakura Family

Battalion member (voice)

Dan Da Dan

TV Station Producer (voice)

Dan Da Dan

Male Client (voice)