Shidou Mizuki

Оригінальне ім’я: 観月獅堂

A policeman in Sakuramachi. Also the de facto guardian of the twins Mina and Kana after their parents were tuned, and he picks them up to and from their kindergarten everyday. He was good friends with the parents of the twins and was there when they were born. He was classmates with Juri, Shiina and Nadeshiko.