A report from Yoshitsune stating that he had summoned Nobukane's three sons to his accommodation and killed them and that Nobukane had been dismissed from Dewa no kuni Kokushi (the governor of Dewa Province) reached Kamakura on October 9, and on October 22 a letter was sent out from Yoritomoto to put the land of Nobukane and the men of the Taira clan in Kyoto under Yoshitsune's control ("Azuma Kagami" (The Mirror of the East)).
8月26日、鎌倉に義経から信兼の子息3人を宿所に呼び寄せて誅した事、信兼が出羽国国司を解官されたとの報告が届き、9月9日、信兼以下平氏家人の京都における所有地を、義経の支配とするよう頼朝から書状が出された（『吾妻鏡』）。