The sake breweries at that time had a capital and many of them were also doso (pawnbrokers and moneylenders) at the same time who employed Yojinbo (bodyguards) in order to collect debt and guard their fortunes.
当時の酒屋は資本力を持ち、土倉（どそう）といって金融業者を兼ねていることが多く、借金の取立てや財産の自衛のために用心棒たちを養っていた。