The Shonai Domain occupied the Shinjo Domain and advanced to Kubota Castle, but retreated back into its own territory because the new government's forces became dominate from the surrender of some of Shonai's allied domains.
新庄藩を占領し久保田城に迫ったが、他の同盟藩の降伏によって新政府軍の兵力が増強されたため領内へと撤退した。