Kamichika Kaori

Kaori, is the same grade with Kaoruko, entered the dormitory building in the middle of her second grade. She is on friendly terms with members in the dorm, however she has a poor reputation in the school and other students keep her at a distance. She looks quite mature for her age in mental development. However she enjoys teasing her closed friends.
She is a lesbian and she enjoys secret meetings with some lower grade students.
Though she spots Chihaya for a male, she keeps it a secret from the other students and she supports him.