Years Active
2011 - Present
西山宏太朗
[Official Website](https://www.lantis.jp/nishiyamakoutaro/) | [Profile ](https://www.81produce.co.jp/dcms_plusdb/index.php/item?cell003=%E3%81%AA%E8%A1%8C&label=1&page=2&cell004=&name=%E8%A5%BF%E5%B1%B1%E3%80%80%E5%AE%8F%E5%A4%AA%E6%9C%97&id=98) | [Twitter](https://twitter.com/Koutarotaro)
Koutaro Nishiyama is a Japanese voice actor and singer. He is currently affiliated with 81 Produce. In 2018, he won the Best New Actor Award at the 12th Seiyu Awards.
Narrator
#Kanagawa ni Sunderu Elf
Ryuuichi Kashima
School Babysitters
Yoshiharu Hisomu
Kiznaiver
Jin Kougasaki
TOUGEN ANKI
Kanata Shinkai
Ensemble Stars!
Kentarou Momose
My New Boss is Goofy
Tsuzuru Minagi
A3! Season Spring & Summer
Minami Natsume
Bang!Bang!Bang!
Suzuha
Noragami Aragoto
Kazuhito Narita
HAIKYU!!
Kouji Tatsuishi
My Happy Marriage
Yuzuki Teramitsu
B-PROJECT-Zeccho*Emotion-
Atsushi Kinugawa
Cute High Earth Defense Club LOVE!
Yukihiro Aida
With You, Our Love Will Make It Through
Isaac Farrar
The Ancient Magus' Bride Season 2
Eitarou Oka
RE-MAIN
Eichi Horimiya
TSUKIPRO THE ANIMATION
Tooru Iwashimizu
Free! -Eternal Summer-
Frate Vanetti
91 Days
Hikaru Satou
MAJOR 2nd
Kyousuke Tsuzuki
Stand My Heroes: Piece of Truth
Daigo
The Highschool Life of a Fudanshi
Roddy Walker
BEM
Junnosuke Nakano
Aoashi
Masatoyo Naitou
SENGOKU NIGHT BLOOD