However, her son was never recognized as an imperial prince because Nagatsugu was from a lower class; eventually, he was demoted from nobility to subject, and he changed his name to YOSHIMINE no Yasuyo.
しかし、この皇子は母・永継の身分が低かったためか親王として認められることはなく、臣籍降下させられ良岑安世と改名した。