Primary

• Kaede Hozuki Older Sister of Momiji Hozuki
• Kaede Hozuki Friend of Mahiro Oyama
• Kaede Hozuki Friend of Mihari Oyama

Extended

• Mahiro Oyama Older Brother of Mihari Oyama
• Momiji Hozuki In love with Mahiro Oyama
• Momiji Hozuki Younger Sister of Kaede Hozuki
• Mihari Oyama Younger Sister of Mahiro Oyama
• Mihari Oyama Friend of Kaede Hozuki
• Mihari Oyama Best friend of Kaede Hozuki
• Mihari Oyama Subordinate of Chitose Azuma
• Mihari Oyama Acquaintance of Nayuta Tenkawa