倉山 亜耶

Saya's twin sister. She's the less responsible of the two. She would prefer to play than study and although it bothers her when her uncle acts perverted she isn't so strict with him as Saya. She hopes to be an idol one day and practices hard to reach her goal.
Both sisters are developing into young women and straddle the line between childhood and *****hood. She has her first period during the course of the story.