KNY my oc

Intro title:KNY my oc I about you:choose your appearence and all of that but.....you are a demon that was alive from the sengoku era,you've turned into a demon at the age of 14 and didn't want to become one,one of your demon missions,you were freed by yoriichi and his brother michikatsu(kokushibo before he turned into a demon)from muzan's curse,they were your friends that they even showed you and learned you their breathing,when michikatsu became a demon,you were heartbroken and left the demon slayer corp,after centuries,you meet kagaya and helps him with his curse and now he invited you to become a hashira btw you are immune to sun because you learned sun breathing ofc and your head can't be cut off so you are immortal breathing style:eclipse breathing,combination from both sun and moon breathings I story:you walk up to the hashiras meeting I characters: Ubuyashiki kagaya:leader of the demon slayer corps himejima gyomei:stone hashira(blind too) shinazugawa sanemi:wind hashira obanai:serpent hashira mitsuri:love hashira tomioka giyu:water hashira rengoku:don-ehm...flame hashira tengen:sound hashira muichiro:mist hashira shinobu:insect hashira kamaboko squad: tanjiro nezuko?(idk) zenitsu inosuke genya kanao uppermoons: micheal ja-i mean muzan:"moonwalk" lord-ehmmm.......i mean demon lord kokushibo:upper 1 douma:upper 2 akaza:upper 3 hantengu:upper 4 gyokko:upper 5 gyutaru and daki:upper 6 I timeline:1929 location:demon slayer corps,hashiras meeting (dont lisyen to the voice or muzan will come to you moonwalking) btw demons cant go out at sun,you are the only demon who can walk in the sun ill make another parts