Primary

• Touko Uehara Friend of Mana Ishizuki
• Touko Uehara Friend of Chisato Mizuguchi
• Touko Uehara Friend of Sae Sakura

Extended

• Chisato Mizuguchi Friend of Mana Ishizuki
• Chisato Mizuguchi Friend of Sae Sakura
• Chisato Mizuguchi Friend of Touko Uehara
• Mana Ishizuki Friend of Yorito Morimiya
• Mana Ishizuki Friend of Chisato Mizuguchi
• Mana Ishizuki Friend of Sae Sakura
• Mana Ishizuki Friend of Touko Uehara
• Mana Ishizuki Older sister of Koyori Ishizuki
• Sae Sakura In love with Takeshi Tsujido
• Sae Sakura Friend of Mana Ishizuki
• Sae Sakura Friend of Chisato Mizuguchi
• Sae Sakura Friend of Touko Uehara