Koutarou Nishiyama
Japanese Voice Actor59 Roles Registered
Voice Acting Roles
MAIN
Atsushi Kinugawa
Binan Koukou Chikyuu Bouei-bu ETERNAL LOVE!•2025
SUPPORTING
Shin
Everyday Host•2025
BACKGROUND
Yukihiro Aida
With You, Our Love Will Make It Through•2025
MAIN
Jin Kougasaki
TOUGEN ANKI•2025
BACKGROUND
Soshikiin A
Mr. Villain's Day Off•2024
SUPPORTING
Manekarezarukyaku
Egumi Legacy•2024
SUPPORTING
Tani
Mecha Ude: Mechanical Arms•2024
SUPPORTING
Sagyou
The Vampire Dies in No Time Season 2•2023
SUPPORTING
Isaac Farrar
The Ancient Magus' Bride Season 2•2023
MAIN
Kentarou Momose
My New Boss is Goofy•2023
SUPPORTING
Isaac Farrar
The Ancient Magus' Bride Season 2 Part 2•2023
SUPPORTING
Ryou Akai
MIX MEISEI STORY Season2•2023
MAIN
Minami Natsume
IDOLiSH7 the Movie LIVE 4bit BEYOND THE PERIOD Day 1•2023
MAIN
Yuzuki Teramitsu
B-PROJECT Passion*Love Call•2023
MAIN
Minami Natsume
IDOLiSH7 the Movie LIVE 4bit BEYOND THE PERIOD Day 2•2023
SUPPORTING
Kouji Tatsuishi
My Happy Marriage•2023
SUPPORTING
Yamato Takura
Dance Dance Danseur•2022
SUPPORTING
Minami Natsume
IDOLiSH7 Third BEAT! Part 2•2022
SUPPORTING
Tamamori
Kotaro Lives Alone•2022
MAIN
Silver
MAZICA PARTY•2021
SUPPORTING
Winter
MUTEKING THE Dancing HERO•2021
SUPPORTING
Yumitsukai
Dragon Goes House-Hunting•2021
MAIN
Eichi Horimiya
TSUKIPRO THE ANIMATION 2•2021
SUPPORTING
Minami Natsume
IDOLiSH7 Third BEAT!•2021
SUPPORTING
Eitarou Oka
RE-MAIN•2021
SUPPORTING
Takakura
The Heike Story•2021
MAIN
Tsuzuru Minagi
A3! Season Spring & Summer•2020
SUPPORTING
Tsuzuru Minagi
A3! Season Autumn & Winter•2020
SUPPORTING
Hikaru Satou
MAJOR SECOND Season 2•2020
SUPPORTING
Ryou Akai
MIX•2019
SUPPORTING
Roddy Walker
BEM•2019
SUPPORTING
Kyousuke Tsuzuki
Stand My Heroes: Piece of Truth•2019
SUPPORTING
Kanata Shinkai
Ensemble Stars!•2019
MAIN
Yuzuki Teramitsu
B-PROJECT-Zeccho＊Emotion-•2019
BACKGROUND
Baito-kun
Skull-face Bookseller Honda-san•2018
MAIN
Ryuuichi Kashima
School Babysitters•2018
SUPPORTING
Garlic
Zoids Wild•2018
MAIN
Ryuuichi Kashima
School Babysitters OVA•2018
SUPPORTING
Kendou
Skull-face Bookseller Honda-san•2018
SUPPORTING
Toshimasa Kawasaki
Mr. Tonegawa: Middle Management Blues•2018
SUPPORTING
Angolamori-senpai
Working Buddies!•2018
SUPPORTING
Keiichi Miki
Convenience Store Boy Friends•2017
SUPPORTING
Tomoyoshi Doraki
The Laughing Salesman•2017
MAIN
Eichi Horimiya
TSUKIPRO THE ANIMATION•2017
SUPPORTING
Yoshii Ryouji
Sagrada Reset•2017
SUPPORTING
Masatoyo Naitou
SENGOKU NIGHT BLOOD•2017
MAIN
Atsushi Kinugawa
Cute High Earth Defense Club LOVE! LOVE! LOVE!•2017
SUPPORTING
Frate Vanetti
91 Days: Shoal of Time•2017
MAIN
Yoshiharu Hisomu
Kiznaiver•2016
MAIN
Atsushi Kinugawa
Cute High Earth Defense Club LOVE! LOVE!•2016
SUPPORTING
Daigo
The Highschool Life of a Fudanshi•2016
SUPPORTING
Frate Vanetti
91 Days•2016
MAIN
Atsushi Kinugawa
Cute High Earth Defense Club LOVE!•2015
SUPPORTING
Suzuha
Noragami Aragoto•2015
SUPPORTING
Sakutarou Kirara
Jewelpet Magical Change•2015
SUPPORTING
Kazuhito Narita
Haikyuu!! the Movie: The Winner and the Loser•2015
MAIN
Kazunori Uesugi
Tantei Team KZ Jiken Note•2015
SUPPORTING
Tooru Iwashimizu
Free! -Eternal Summer-•2014
SUPPORTING
Kazuhito Narita
HAIKYU!!•2014