Yusuke Yoshino
, 芳野祐介
Yusuke was an electrician who used to go to Tomoyas high school and played rock music as a hobby. He's appreciated by Mei for his occasional rock performances. Tomoya first encountered Yusuke during a car accident involving one of their classmates, and he helped him with his work. Through Yusuke, Tomoya came to understand the difficulties of working in society. Yusuke is engaged to Kouko and has also contributed to Fukos existence at school.
Spoilers:
He plays a more prominent role in After Story, giving Tomoya a job as an assistant electrician in his company, and sometimes gives him advice. Due to
