土屋 さくら

Sakura is same grade with Fumi. She is  a secretary of the student council. Her kouhai Yayako calls her "Tsutchii", and she calls her "Yaya-pyon" in return.

Taken from url=http://en.wikipedia.org/wiki/List_of_Otome_wa_Boku_ni_Koishiteru_characters#Otome_wa_Boku_ni_Koishiteru:_Futari_no_Elder.