Momona Amamiya is a shy and timid individual, marked by notable clumsiness. She works as a waitress in a maid café alongside Maya Koromogae. Her accident-prone nature frequently leads to broken dishes and other mishaps during her shifts.

She possesses brown hair and blue eyes. Her body measurements are 87 cm (bust, E-cup), 51 cm (waist), and 89 cm (hips). She stands 1.56 meters tall and weighs 48 kilograms.

Momona harbors intense romantic feelings for Daisuke, Maya Koromogae's cousin. Her shyness prevents her from expressing these feelings openly, forcing her to rely on Maya's help to communicate her emotions to Daisuke. She deeply admires Daisuke's competence in tasks she finds challenging.

This affection creates emotional conflict due to her significant friendship with Maya. Momona initially hesitates to pursue a relationship with Daisuke, prioritizing her friendship with Maya above her own feelings.

Throughout her experiences, Momona undergoes subtle development in confronting her emotions, though her core traits of shyness and clumsiness remain defining constants.