Renka is a young, pale-skinned girl with large eyes; the right being sky blue, while the left is pink. She has short white hair with thick bangs mostly brushed towards the left of her face with a single, curled forelock placed before each ear. She has what appears to be large black odango-caps with gold designs all over them and a large element coming from them, resembling pigtails. Out of the left cap is a large flame, while the right contains water.