Iroha Kagawa

Iroha Kagawa is a minor character who debuts in Episode 28. She is Shion Todos longtime Go rival. When she was younger she was beat in a Go game by Shion and she still holds her grudge. In her civil form Iroha is shown to be a snob prideful and somewhat spoiled very much like that of a stereotypical rich girl. In her idol form however her personality changed drastically becoming much more softspoken refined and ladylike. Source: PriPara Wikia