Yasuhiro Isshiki

Yasuhiro Isshiki (一色 康弘, Isshiki Yasuhiro ) is a character in Collar x Malice, and Hanako Kobayashi is obsessed with him.

History
A young man who had previously been mistakenly arrested for a certain incident two years ago. At that point, he was the lead singer of an indie rock group that was about to make their mainstream debut, but the mistaken arrest caused the band to break up. He's currently performing as a solo artist.