Prince Tadanari died in 1279, but his child, Takatada, is said to have later become a gon no sojo (highest ranking priest, next to a sojo) of Kajii-monzeki Temple, and announced his name as 'Iriemiya', 'Kogoshomiya', and 'Iwakuramiya' ("Kajii Enyu-bo Temple Reign Imperial Prince Den").
忠成王は弘安2年に没したが、一子尊忠は後に梶井門跡の権僧正となり、「入江宮」「広御所宮」「岩倉宮」を名乗ったという（『梶井円融房在位親王伝』）。