Primary

• Aiba Partner of Kaname Date
• Aiba Partner of Mizuki Date

Extended

• Kaname Date Roommate of Mizuki Okiura
• Kaname Date Friend of Gen Ishiyagane
• Kaname Date Friend of Lien Twining
• Kaname Date Partner of Aiba
• Mizuki Date Friend of Kizuna Chieda
• Mizuki Date Friend of Amame Doi
• Mizuki Date Partner of Aiba
• Mizuki Date Older Version of Mizuki Okiura
• Mizuki Date Adopted daughter of Kaname Date