Mai Yanase (柳瀬舞衣,Yanase Mai?) is a 13-year-old middle school student from Minoseki Academy. Her okatana is Magoroku Kanemoto (孫六兼元,Magoroku Kanemoto?). She stands as the poster girl of the emerging company Yanase Group, and has two younger sisters. She possesses an older-sister like tendency to take care of others. Mai possesses great skill at school, and she is a hardworking person who never hesitates in the face of hardships. She makes confectioneries as a hobby, and is particularly proud about the cookies she makes.