On October 27, three days after the Shimpuren-no-ran War, the 'Akizuki-to' party led by Imamura raised the army and started by killing a police officer in Myogen-ji temple (the first death of police officers on duty in Japan).
神風連の乱から3日後の10月27日、今村を隊長とする「秋月党」が挙兵、まず明元寺で警察官を殺害（日本初の警察官の殉職）。