Immediately after the Boshin War began, Isami Kondo was arrested. He tried to save Isami Kondo, but Isami Kondo was executed. When the war of Utsunomiya castle happened, he won temporarily. But it was inferior to a modern weapon of the new government troop with swords and spears. He escaped in Goryokaku, but his stomach was shot and he died. He was 35 years old.