On the other hand, the intimidation resulting from the presence of the military power resulted in the Imperial Court approving the Imperial sanction of the punitive re-expedition to Choshu to the shogunate in Kyoto on September 21.
一方、京都では、武力を背景にした脅迫にひるみ、9月21日、朝廷は幕府に長州再征の勅許を下した。