Yusuke Yagami's Mother

Yusuke's biological mother and the maternal aunt of Mio, a very beautiful and attractive woman with voluptous large breasts. Being a nymphomaniac, she had sex with her lover everyday, cheating on her husband Eizo while her son Yusuke was at school, once she traumatized her son Yusuke who witnessed her adultery by accident. Eventually Eizo found out about her adultery and thus they divorced.