Nana Astar Deviluke has long pink hair and violet eyes. She wears her hair in pigtails on the sides of her head, occasionally loosening them after bathing or when wearing casual clothes. Like all Devilukeans, she has a long black tail with a spade-shaped tip. Her outfit usually features black and red colors, including a black collar with yellow ornamentation, a sleeveless dress with red and black stripes, thigh-high socks with black and red stripes, and black shoes.