Primary

• Shuuko Komi Mother of Shouko Komi
• Shuuko Komi Wife of Masayoshi Komi
• Shuuko Komi Mother of Shousuke Komi

Extended

• Shouko Komi Friend of Hitohito Tadano
• Shouko Komi Daughter of Shuuko Komi
• Shouko Komi Daughter of Masayoshi Komi
• Shouko Komi Older Sister of Shousuke Komi
• Shouko Komi In love with Hitohito Tadano
• Masayoshi Komi Father of Shouko Komi
• Masayoshi Komi Father of Shousuke Komi
• Masayoshi Komi Husband of Shuuko Komi
• Shousuke Komi Younger Brother of Shouko Komi
• Shousuke Komi Son of Masayoshi Komi
• Shousuke Komi Son of Shuuko Komi