In 1021, Michinaga's youngest daughter, FUJIWARA no Kishi/Yoshiko, served the Crown Prince, Prince Atsunaga, as Naishi no Tsukasa (Lady officials serving Emperor) so that she would also be an Empress in the future, but Kishi/Yoshiko died early in 1025 after she gave birth to Emperor Go-Reizei.
寛仁5年（1021年）、道長の末女・藤原嬉子も将来の皇妃となるべく東宮敦良親王に内侍司として侍したが、嬉子は後冷泉天皇を産んで万寿2年（1025年）に早世した。