Koutaro Nishiyama
Koutaro Nishiyama (西山 宏太朗, Nishiyama Kōtarō, born October 11, 1991) is a Japanese voice actor and singer from Kanagawa Prefecture, Japan. He is currently affiliated with 81 Produce. His major roles are Atsushi Kinugawa in Cute High Earth Defense Club Love!, Sakutaro Kirara in Jewelpet: Magical Change, Kazunori Uesugi in Tantei Team KZ Jiken Note, Yoshiharu Hisomu in Kiznaiver and Ryūichi Kashima in School Babysitters. In 2018, he won the Best New Actor Award at the 12th Seiyu Awards.
Acted in
Tougen Anki: Legend of the Cursed Blood
2025
as Jin Kougasaki (seslendirme)
Egumi Legacy
2024
as Uninvited Guest (voice)
声優に丸なげ！
2024
HAIKYU!! The Dumpster Battle
2024
as Kazuhito Narita (voice)
My New Boss Is Goofy
2023
as Kentaro Momose (voice)
My Happy Marriage
2023
as Koji Tatsuishi (voice)
IDOLiSH7 7th Anniversary Event "Only Once, Only
2023
as Minami Natsume
The Tale of Outcasts
2023
as Shura (voice)
Dance Dance Danseur
2022
as Yamato Takura (voice)
Aoashi
2022
as Junnosuke Nakano (voice)
OHA! Yo~idon
2022
The Heike Story
2022
as Emperor Takakura (voice)
She Professed Herself Pupil of the Wise Man
2022
as Aizenfald (voice)
The Vampire Dies in No Time
2021
as Sagyou (voice)
Muteking the Dancing Hero
2021
as Winter (voice)
RE-MAIN
2021
as Eitaro Oka (voice)
To Your Eternity
2021
as Rean's fiancé (voice)
Dragon Goes House-Hunting
2021
as Archer (voice)
Get Up! Get Live! #Geragera
2020
as Kaede Higashizawa (voice)
SING "YESTERDAY" FOR ME
2020
as Amamiya (voice)
A3!
2020
as Tsuzuru Minagi (Voice)
BEM
2019
as Roddy Walker (voice)
Mix: Meisei Story
2019
as Ryo Akai (voice)
Demon Slayer: Kimetsu no Yaiba
2019
as (voice)
A3! SECOND Blooming FESTIVAL
2019
Mr. TONEGAWA Middle Management Blues
2018
as Toshimasa Kawasaki (voice)
Major 2nd
2018
as Hikaru Satō (voice)
School Babysitters
2018
as Kashima Ryuuichi (voice)
Free!: Take Your Marks
2017
as Tooru Iwashimizu / David (voice)
The Ancient Magus' Bride
2017
as Isaac Farrar (voice)
Cute High Earth Defense Club LOVE! LOVE! LOVE!
2017
as Atsushi Kinugawa
ALL OUT!!
2016
as Youto Keta (voice)
91 Days
2016
as Frate (voice)
Kiznaiver
2016
as Yoshiharu Hisomu (voice)
Haruchika – Haruta & Chika
2016
as Kouji Iwasaki (voice)
Haikyuu!! Movie 2: Winners and Losers
2015
as Kazuhito Narita (voice)
Haikyuu!! The Movie: The End and the Beginning
2015
as Kazuhito Narita (voice)
Blue Spring Ride
2014
as Middle school boy (voice)
Haikyu!!
2014
as Takagi (voice)
Haikyu!!
2014
as Kazuhito Narita (voice)
Haikyu!!
2014
as Kawashita (voice)
Tokyo Encounter
2010