The Emperor raised an army on September 11 and tried to enter the eastern district with Kusuko, but he was stopped by SAKANOUE no Tamuramaro and returned to Heijokyo (Heijo Palace) the following day.
これに応じて11日に挙兵し、薬子と共に東国に入ろうとしたが、坂上田村麻呂らに遮られて翌日平城京に戻った。