Sawaizumi Chiyu MVA/BVA

Chiyu is a second year middle school student who lives a hygienic and cheerful lifestyle. She's the older sister type who, if she sees anything wrong, will do anything to help. She's very serious with a strong sense of responsibility, and will try to do everything herself. She is sporty, being the ace of the school's track and field team, and smart as well, especially when it comes to science. Her family runs a hot spring inn.