Around August 1863, Sannan and Hijikata had a fierce battle against a few repined masterless samurai who intruded into a kimono fabrics dealer called 'Iwaki Shoya' and repelled them.
文久3年7月頃、山南は土方と共に呉服商「岩城升屋」に押し入った不逞浪士数名を激しい戦闘の末に撃退。