Primary

• Saku-chan Friend of Kaya Satou

Extended

• Kaya Satou Daughter of Kaya's Mama
• Kaya Satou Daughter of Kaya's Papa
• Kaya Satou Niece of Nana Ebisumori
• Kaya Satou Granddaughter of Mutsu Ebisumori
• Kaya Satou Friend of Kenken
• Kaya Satou Friend of Saku-chan
• Kaya Satou Friend of Yuzu-chan
• Kaya Satou Student of Chie-sensei
• Kaya Satou Distant Relative of Nam