The only thing wrong is that their children wouldn’t have the marks on their faces, since it only appears at the faces of direct descendants of the jinchuurikis, like Naruto and Boruto and Himawari (or else Tsunade would have some too, since her grandmother was a jinchuuriki and her father - judging by her surname, it’s her father the son of Hashirama and Mito - probably also had the marks