Yukantsuki Aoki

This is my OC from Demon Slayer, She has a brother named Yuki Aoki, He became a demon and now Yukan is in the demon slayer corps so she can turn Yuki back into a human, Her breathing g style is called Galaxy breathing, it has 12 breathing forms, she is friends with Tanjiro, Zenitsu, Inosuke, Nezuko, Muichiro, Rengoku and Mitsuri, She can also eat a lot, but she can't out eat Mitsuri, And she's a Hashira the Galaxy Pillar She's nice an kind and wants to defeat Muzan Kibusuji