Then, as countermeasures against the government army that was approaching from north, the government army that was going to disembark, and Kumamoto Garrison, the Satsuma army changed its plan of storming Kumamoto Castle to the drawn-out siege plan.
そこで、薩軍は南下してくる官軍、また上陸してくると予想される官軍、熊本鎮台に対処するために、熊本城強襲策を変更して長囲策に転じた。