本間 千佳子

Kyouka's mother, a very understanding married woman with a refined and gentle air about her.
She goes to swim and yoga classes on the weekdays and enjoys dancing.
When Kyouka got married she felt a little lonely but when she heard Takuma was going to live with her she was really delighted. Like her daughter she is very good at taking care of others and has strong maternal instincts.  She reveals that her husband had an affair with a young women when Kyouka was a young child and she herself suffered the affair. She told Takuma that she wanted to have an affair with someone else to get revenge on her husband so she didn't mind having an affair with Takuma but not out of love but for revenge.