Umaru doma is pure-hearted, forgiving, sometimes shy, friendly, cute, caring and loyal and a true friend She has pale skin with a slender figure and a small face with rosy cheeks and round, dark brown eyes. Her long, honey-blonde hair reaches her waist with two shorter strands framing each side of her face and short bangs covering her forehead. Occasionally, she wears her hair into a thin ponytail. At school, Umaru wears her typical uniform school, which consists of a long-sleeved, button-down white shirt tucked into a red pleated skirt, along with a thin, red ribbon around her neck and brown shoes. Unlike most other students, she wear thigh-high black stockings instead of the white knee socks. In the colder months, Umaru can also been seen wearing a maroon blazer with this uniform. Outside of school, Umaru often wears fashionable, frilly clothes that most girls her age are seen wearing.