Inatani Naoya

A boy obsessed with breasts. He was selected to participate in a game where he has to find 5 Breast Champions hidden between the local girls and get their Champion Brassieres. To do that, he has to use Sex Tickets that will allow him to have sex with any girl and confirm the breast. He also has a Breast Scouter that will tell him detailed info about the girl: name, 3 sizes, birthday, breast power, etc. The scouter also has an x-ray function that allow him to see the breasts of a clothed woman.