Kaoru Asahina (朝比奈 薫, Asahina Kaoru) is a minor character in Junjou Romantica. He is Ryuuichiro Isaka's assistant, childhood friend, and lover, and their relationship is titled Junjou Mistake. He features as a main character in Junjou Mistake, in an episode in Sekai-ichi Hatsukoi, and later in an episode of Junjou Romantica.