Minister of Education and Science
|Manga||Kakumeiki Valvrave: Ryuusei no Valkyrie|
|Anime||The Revolutionary Transfer Student|
|Voice Actor||Hiroyuki Yoshino|
Yusuke Otamaya (霊屋 ユウスケ Otamaya Yūsuke?) is one of Haruto's classmates. He is genius at engineering and has vast knowledge about machine stuff. Yusuke showed great affection toward robot (Valvrave), vehicles, even military weapons. When Module 77's system had malfunction, he is the one who understood the problem source and fixed it. His ability is approved by teacher Kibukawa and both of them are like buddies when talking about machines.
Later on episode 11, Yusuke became new JIOR's Minister of Education and Science.