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)