Rumiko Kuhou

A woman who works on the local police force. She is fascinated yet terrified of Fran. In chapter 13, she goes under a forced surgery to allow her sense of smell to be heightened. She uses this power to find and kill all of the accidental duplicates of Youka.

after this incident she forgets what have happened until she meets Fran again in chapter 21, when Kohou meets Fran again she freaks out asking if she is a clone.