Rumi's Quirk gives her the attributes/abilities of a rabbit. She has great leg strength, allowing her to jump and kick with extreme force; she can damage large chunks of ground by tapping her foot. She has excellent hearing thanks to her rabbit-like ears and has animal instincts that alert her of nearby danger. She's tan, has long white hair, She has H-cup breasts, an athletic figure, a small cotton tail like a bunny, and long white hair down to her waist. She wears a blue tank top and shorts.