The bakufu's intention was to establish 'a convenient group with which they could collectively manage Sonno Joi and pro-Imperialist masterless warriors who threatened the public order.'
幕府としては「治安を脅かす尊皇攘夷・勤皇派浪士を一括りに管理出来る、都合の良い団体」を作る心算であった。