Mirko

Rumi Usagiyama (兎山 ルミ, Usagiyama Rumi), professionally known as the Rabbit Hero: Mirko (ラビットヒーロー ミルコ Rabitto Hīrō Miruko) or simply Mirko (ミルコ), is a supporting character in the My Hero Academia franchise. She was the number five hero operating in the nation of Japan and the top female one.