Koki Koyasu
Biography
Koki Koyasu is a Japanese voice actor. He is the son of popular voice actor Takehito Koyasu and a member of his agency T's Factory.
TV Shows 11
Re:ZERO -Starting Life in Another World-
as Roswaal B. Mathers (voice)
2016
Dan Da Dan
as Male Student A (voice)
2024
Call of the Night
as Kai (voice)
2022
Toilet-Bound Hanako-kun
as Male Classmate A (voice)
2020
Demon Slayer: Kimetsu no Yaiba
as (voice)
2019
I'm Standing on a Million Lives
as Nomura (voice)
2020
I'm Standing on a Million Lives
as Maccahee (voice)
2020
Hortensia SAGA
as Camellia Soldier (voice)
2021
Hortensia SAGA
as Soldier (voice)
2021
Hortensia SAGA
as Church Knight (voice)
2021
Reiwa ni Kannou Shousetsu Tsukuttemasu
as Oizumi Aoi
2026