栂野 夏帆

Yohei's aunt from his father's side of the family, who acted as his mother.

She dates lots of men because she sees Yohei in a sexual light since he was a child, and so she tries to find a man who could make her forget about Yohei, but to no avail. Kaho is physical attracted to Yohei because she use to have a relationship with her brother(Yohei father). But he eventual broke it off after meeting Yohei mother.