Blessed with no child, Tadamoto adopted Kunomiya, who was a prince of Emperor Goyozei (then renamed the prince Akiyoshi ICHIJO) and made Akiyoshi the heir to the Ichijo family.
子に恵まれなかったため、後陽成天皇の皇子・九宮を養子とし（一条昭良）、一条家を嗣がせた。