Yoimiya is a young woman of average height with a fair complexion. She has short, choppy blonde hair tied into a high ponytail that resembles her favorite animal which is the goldfish. Her hair is also described as shoulder-length and light strawberry blonde. She wears multiple festival oriented accessories on the right side of her head. Her eyes are a vibrant orange with red makeup covering her eyelids, and are described as a golden color with orange-red makeup painted at the corners.