Kano still continued to visit Shimabara licensed quarters and, when Kano jumped over the fence of the stationing facility to visit Shimabara one day, the vice leader, Saizo HIJIKATA and some members ambushed him and immediately killed him.
加納は島原通いを続けていたが、ある日島原へ向かうため屯所の塀を飛び越えたところ、副長土方歳三らが待ちかまえており、即座に斬殺された。