Yowaroshi

She is a part of Sanemi's backstory and she killed their demon mother instead of sanemi and sanemi and genya see her as a mother her name is Yowaroshi Kamado and she is something like shinobu and sanemi actually SHOWS his love towards genya and she is 27 Sanemi is a bit younger bc it doesnt add up and she is colorblind and she has long white hair she wears a long white haori with black dots that obanai gave to her and she is Tanjiro and Nezuko's oldest sister They call her nii-san bc YEAH im running out of ideas she was best friends with Makomo,sabito, Giyu *yes thats how you spell it* but you can add anyone else you may desire love *just a new nickname LMK if you wanna change it and tell me what you wanna change it to* sry for the long intro