On April 7, reinforced by the detached 1st brigade and the 4th brigade, the detached 2nd brigade pushed back the Satsuma army, which had advanced to the left bank of the Midori-kawa River to the right bank of the river.
7日には緑川左岸に進出している薩軍を別働第2旅団が別働第1および第4旅団の援護を得て右岸に押し返した。