When attacked by troops of rebellious Suminoe no nakatsu miko, Oe was sleeping drunk at the Naniwa no miya Palace and because he could barely mount on the horse with the help of his subordinate, he must have had a hangover which tormented him, together with the shock of the rebellion.
住吉仲皇子反乱の襲撃を受けたとき、難波宮で酒に酔って寝ており、部下に馬にやっと乗せて貰ったくらいだから、恐らく二日酔いで、反乱に驚いていた身には堪えたであろう。