Mafuyu Hoshikawa

Age: 21
Birthday: December 23
Height: 135 cm
Role: Imouto

Mafuyu is one of the waitresses that, despite her petite figure, is actually a 21-year-old college student. Due to her looks, she fulfills the younger sister trait. Also because of that, she becomes very happy when someone calls her "older sister." Her real personality is mature and she rarely shows emotion. She has a younger brother who is taller than her.

(Source: Wikipedia)