As not only the older but also calmer twin of the Teramitsu twins, Yuduki is the complete opposite of Haruhi. He may not be as outgoing and confident as his younger sibling but he always helps where he can and takes in advice from his seniors to become better. 

(Source: B-Project Wikia)

[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.

[Twitter](http://www.twitter.com/tommyrojas_) | [Instagram](http://www.instagram.com/tommyrojas_)

A Mexican voice actor.

Yuzuki Teramitsu