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Koutaro Nishiyama
(34 years old )
Known for
Tougen Anki
2025 | 6 episodes
Muzik Tiger In the Forest
2025 | 30 episodes
HAIKYU!! The Dumpster Battle
2024
声優に丸なげ!
2024 | 12 episodes
Egumi Legacy
2024 | 12 episodes
IDOLiSH7 7th Anniversary Event "ONLY ONCE, ONLY 7TH"
2023
The Tale of Outcasts
2023 | 13 episodes
My New Boss Is Goofy
2023 | 12 episodes
My Happy Marriage
2023 | 7 episodes
Ensemble Stars!!: Tsuioku Selection - Element
2023 | 6 episodes
The Heike Story
2022 | 11 episodes
She Professed Herself Pupil of the Wise Man
2022 | 1 episodes
Dance Dance Danseur
2022 | 11 episodes
Aoashi
2022 | 9 episodes
OHA! Yo~idon
2022 | 1 episodes
RE-MAIN
2021 | 12 episodes
Dragon Goes House-Hunting
2021 | 12 episodes
Muteking the Dancing Hero
2021 | 12 episodes
The Vampire Dies in No Time
2021 | 24 episodes
To Your Eternity
2021 | 2 episodes
Sakura Kakumei ~Hana Saku Otome-tachi~
2020
A3!
2020 | 12 episodes
Get Up! Get Live! #Geragera
2020 | 10 episodes
SING "YESTERDAY" FOR ME
2020 | 2 episodes
A3! SECOND Blooming FESTIVAL
2019
BEM
2019 | 12 episodes
Mix: Meisei Story
2019 | 24 episodes
Demon Slayer: Kimetsu no Yaiba
2019 | 1 episodes
School Babysitters
2018 | 12 episodes
Major 2nd
2018 | 50 episodes
Mr. TONEGAWA Middle Management Blues
2018 | 24 episodes
Free!: Take Your Marks
2017
Cute High Earth Defense Club LOVE! LOVE! LOVE!
2017
The Ancient Magus' Bride
2017 | 24 episodes
Haruchika – Haruta & Chika
2016 | 2 episodes
Kiznaiver
2016 | 12 episodes
91 Days
2016 | 12 episodes
ALL OUT!!
2016 | 25 episodes
Re:ZERO -Starting Life in Another World-
2016 | 5 episodes
Haikyuu!! The Movie: The End and the Beginning
2015
Haikyuu!! Movie 2: Winners and Losers
2015
Haikyu!!
2014 | 39 episodes
Haikyu!!
2014 | 1 episodes
Blue Spring Ride
2014 | 2 episodes
Your Lie in April
2014 | 1 episodes
Tokyo Encounter
2010 | 2 episodes
Known for
Acting
Also known as
Kotaro Nishiyama, 西山 宏太朗, Kōtarō Nishiyama, Koutarou Nishiyama