Therefore, Emperor Daigo and FUJIWARA no Tokihira who intended to have FUJIWARA no Onshi, younger sister of FUJIWARA no Tokihira, enter into the court as the next empress of Tameko, this conflicted with Retired Emperor Uda who objected against it ("Kyureki" (diary of FUJIWARA no Morosue)), and it is said that this conflict developed to a later problem when Retired Emperor Uda designated Imperial Prince Tokiyo as the heir to the Imperial Throne, and to an incident of demotion of SUGAWARA no Michizane, Dazai gon no sochi (Provisional Governor-General of the Dazai-fu offices) (so-called the Shotai Incident).
このため、為子の次の后として藤原時平の妹藤原穏子を入内させようとした醍醐天皇・藤原時平とこれに反対する宇多上皇との対立が発生（『九暦』）し、後の宇多上皇による斉世親王の皇位継承者指名問題及び菅原道真の大宰権帥左遷事件（いわゆる昌泰の変）に発生したとも言われている。