Hatsune Minase
Hatsune Minase (皆瀬 初音 Minase Hatsune) is same grade with Kaoruko, enters the dormitory building. Her parents went to New York because of her father's job, but she stays in Japan. She is timid and she is a little afraid of Kaoruko at first.
Her onee-sama is Yukari in the dorm. She joins the track and field club due to an admiration for Yukari. There is a trouble that resulted from Yukari's devoted coaching for her in the club; The current captain resigns from the post and the captain designates Yukari as to the successor. Kimie decided to nominate Yukari for the student council president because of that trouble and Hatsune joins the student council.
In Futari no Elder, she becomes the student council president in succession to Yukari and a finalist for the seventy-fifth elder sister. Her path exists in PSP version.