However, in 1285, Yasumori and his group members were killed and exiled in a coup d'etat by TAIRA no Yoritsuna (Shimotsuki Incident) leading to a change in direction of bakufu measures that affected the Imperial Court, stunning the Kameyama Cloistered Government.
しかし、弘安8年（1285年）に泰盛とその与党が平頼綱らのクーデタ（霜月騒動）により殺害・追放されて幕府の政策が転換すると、その影響が朝廷にも及び、亀山院政は動揺した。