Primary

• Kazumasa Tsukamine son of Tokiko Tsukamine
• Kazumasa Tsukamine Father of Miori Tsukamine

Extended

• Miori Tsukamine Childhood friend of Shun Takagi
• Miori Tsukamine Childhood friend of Sana Takagi
• Miori Tsukamine granddaughter of Tokiko Tsukamine
• Miori Tsukamine Daughter of Kazumasa Tsukamine
• Tokiko Tsukamine Mother of Kazumasa Tsukamine
• Tokiko Tsukamine grandmother of Miori Tsukamine