Karin Junmai

Karin is the niece of Dr. Aki. She attends Rosewood Private School along with Koji. She is also a childhood friend of Koji. She is popular in her school, and is admired by many of the students there. Although she is from a rich family, she is very caring and finds time to help people. Koji and Ikki constantly fight for her attention in the series. She loves cleaning stuff, which had once given Ikki the impression she was poor and needed to work to pay for tuition.