성별 : 생일 : 키/몸무게 :
Hiromi Masuoka Hiromi Masuoka is a student at the Ichieda Gakuen Private High School attended by Koyuki, Saku, and Chiba. She also worked for a period in a doughnut shop next to Koyuki's, the Seiryuu restaurant. She is a friend of Koyuki and Saku.