Primary

• Saika Gasai Wife of Ushio Gasai
• Saika Gasai Adoptive mother of Yuno Gasai

Extended

• Yuno Gasai In love with Yukiteru Amano
• Yuno Gasai Friend of Mur Mur
• Yuno Gasai Student of Takao Hiyama
• Yuno Gasai Rival of Aru Akise
• Yuno Gasai Adopted daughter of Saika Gasai
• Yuno Gasai Adopted daughter of Ushio Gasai
• Ushio Gasai Husband of Saika Gasai
• Ushio Gasai Adoptive father of Yuno Gasai