Age: 15 16 Height: 140 cm 142 cm Hiyori has a height of 140 centimeters and is very shy. She is referred as cute by her classmates specially by Natsuki and Yuushin. Her best friend is Ritsuka who she has met since kindergarten. Her nicknames are Hiyo used by Ritsuka and Hiyorin used by Yuushin and other classmates. Hiyori admires Yuushin because he can make friends easily while she cant. Later she falls in love with him. Hiyori also has a cat named Puipui which was found by Yuushin in the school grounds.