In fact it is
Originally the house belonged to Yoriichi and his wife, but then the wife died while Yoriichi was away and he ended up joining the demon slayers
The house was occupied by Tanjiro's ancestor, who ended up being saved by Yoriichi after he was expelled from the organization because of Kokuchibo having become a demon
Bla bla bla, they become friends and the wife of Tanjiro's ancestor kept asking him to do her 12 postures, bla bla bla
The ancestor memorized those things in his mind and passed them on to his offspring
The Kamado family's house, was the home of Yoriichi and his wife three hundred years ago.
Webnovel
In fact it is Originally the house belonged to Yoriichi and his wife, but then the wife died while Yoriichi was away and he ended up joining the demon slayers The house was occupied by Tanjiro's ancestor, who ended up being saved by Yoriichi after he was expelled from the organization because of Kokuchibo having become a demon Bla bla bla, they become friends and the wife of Tanjiro's ancestor kept asking him to do her 12 postures, bla bla bla The ancestor memorized those things in his mind and passed them on to his offspring
The Kamado family's house, was the home of Yoriichi and his wife three hundred years ago.
Demon Slayer: Kamado Tanjuro Returns from Sekiro
Anime & Comics · Ginormous_Madman