Miharu Sakanoue (逆之上ミハル Sakanoue Miharu) is Gammon's younger sister.


Miharu has longish black hair, tied in two pigtails and purple eyes. She is usually seen wearing a sailor outfit consisted of a white shirt with red color and a yellow tie in front, a red skirt, white socks and black shoes.


Miharu is a nice and friendly younger sister who loves her older brother very much, but sometimes she feels embaressed by him being over-protective.