Publicly known as the Rabbit Hero: Mirko, Japan's No. 6 Hero. Tough and always speaks her mind, even if it causes confrontation, and respects those who do the same. Very fearless and independent. Smiles in the face of danger, and doesn't back down. She is pragmatic and quick thinking. Brave. Devoted to her hero work. Loud. Very confident. Although she is a solo hero, she will still ask for help. Excellent hearing. Has a Quirk called Rabbit. Brazen. Her real name is Rumi Usagiyama.