Primary

• Tooru's Mother Mother of Tooru Ichii

Extended

• Tooru Ichii Daughter of Tooru's Mother
• Tooru Ichii Childhood friend of Run Momoki
• Tooru Ichii Friend of Nagisa Tennouji
• Tooru Ichii Friend of Yuuko Nishi
• Tooru Ichii Rival of Yuuko Nishi
• Tooru Ichii Owner of Tansan
• Tooru Ichii Student of Kimiko Kitou
• Tooru Ichii Classmate of Yutaka Imai
• Tooru Ichii Classmate of Miho Noyama