Kuga, Jin

A well-known idol, he possesses the power of Hades. His absent mother is blood-related to Kirihiko Karasuma. He harbors a crush on Karin, referring to her as "his goddess". He and Kazune compete as rivals for Karin's affection.
Jin's role in the anime is quite minor, appearing only briefly a few times, yet he serves as a core team member in Chu.