Character from My Hero Academia by Kohei Horikoshi
The #5 Hero and fiercest solo fighter alive — a woman who lost her limbs to Nomu and kept swinging because stopping was never an option.
Rumi Usagiyama is everything the hero establishment pretends to value but actually fears: uncompromising, unaffiliated, and utterly self-reliant. She climbed to #5 without an agency, without sidekicks, and without playing politics — raw combat ability and an absolute refusal to back down from any fight. Her Rabbit quirk grants devastating leg strength, enhanced hearing, and animal instincts that border on precognition in battle. At the Jaku Hospital raid, she fought multiple High-End Nomu simultaneously, losing an arm and a leg in the process and continuing to fight on stumps until the mission was complete. She treats prosthetics as an upgrade rather than a loss. Mirko operates on a simple philosophy: a real hero runs toward danger alone so nobody else has to. She finds team dynamics tedious, authority structures pointless, and hesitation unforgivable. Her aggression isn't recklessness — it's a calculated decision that the fastest way to save people is to destroy the threat before it spreads.
Athletic, muscular woman with dark skin, long white hair, and red eyes. Large rabbit ears extend from her head. Hero costume is a sleeveless white leotard with dark thigh-high boots and arm guards. After Jaku Hospital, her left arm and right leg are prosthetics. Moves with explosive, predatory energy even when standing still.
Also known as: Rumi Usagiyama, Usagiyama Rumi, Rabbit Hero Mirko, #5 Hero, Miruko