list of Characters:
- Yui Hirasawa: a little sloppy,little knowledgeably,but strong and happy-go-lucky !!!
- Mio Akiyama: Mature womana,tall,cool.
- Tsumugi Kotobuki: calm, beautiful, grown-up, and cute.
- Ritsu Tainaka: a full energy girl
- Ui Hirasawa: a sister of yui, she kinda cute and more mature than her older sister.
- Manabe Nodoka: a friend of yui.smart girl and little geeky
- Yamanaka Sawako: a teacher of yui and her another friend
- Asuza Nakano