Primary

• Reina Hamazaki In love with Imaizumi
• Reina Hamazaki Friend of Ruri Kurumizaka
• Reina Hamazaki Friend of Yukina Sasaki
• Reina Hamazaki Younger Sister of Risa Hamazaki

Extended

• Risa Hamazaki Older sister of Reina Hamazaki
• Yukina Sasaki Friend of Reina Hamazaki
• Yukina Sasaki Friend of Ruri Kurumizaka
• Yukina Sasaki In love with Imaizumi
• Ruri Kurumizaka In love with Imaizumi
• Ruri Kurumizaka Friend of Reina Hamazaki
• Ruri Kurumizaka Friend of Yukina Sasaki
• Imaizumi In love with Reina Hamazaki
• Imaizumi In love with Ruri Kurumizaka
• Imaizumi In love with Yukina Sasaki