Primary

• Shizuku Mizutani Daughter of Takashi Mizutani
• Shizuku Mizutani [s]Girlfriend[/s] of Haru Yoshida
• Shizuku Mizutani Older sister of Takaya Mizutani

Extended

• Haru Yoshida Younger Brother of Yuzan Yoshida
• Haru Yoshida Cousin of Mitsuyoshi Misawa
• Haru Yoshida [s]Boyfriend[/s] of Shizuku Mizutani
• Takaya Mizutani Younger Brother of Shizuku Mizutani
• Takaya Mizutani Son of Takashi Mizutani
• Takashi Mizutani Father of Shizuku Mizutani
• Takashi Mizutani Father of Takaya Mizutani