Haneoka Girls' High School

is the school of Roselia member Ako, RAISE A SUILEN member Rokka, Kasumi's younger sister Asuka, MyGO!!!!! members Tomori and Anon, the members of Afterglow and many members of other bands.

It has both a high school and a middle school branch.

Unknown class

 * Takamatsu Tomori
 * Chihaya Anon

Class 2-A

 * Udagawa Ako
 * Asahi Rokka
 * Toyama Asuka

Class 3-A

 * Mitake Ran
 * Aoba Moca
 * Uehara Himari
 * Udagawa Tomoe
 * Hazawa Tsugumi

Alumnae

 * Imai Lisa
 * Minato Yukina
 * Yamato Maya
 * Hikawa Hina
 * Seta Kaoru