To deal with even the change of an update information record item of an update information distribution file due to the constitutional change or the like of a commercial information file.

This shop system management device is provided with a parameter storage part for storing a parameter to identify a transmission object and a non-object for each of various kinds of merchandise information items of a constitutional object of a merchandise information record. Then, when information to instruct update of the merchandise information record is inputted through an input mechanism part, a basic update information record that consists of the various kinds of merchandise information items of the constitutional object of the merchandise information record is first prepared based on the input information. Next, information on a transmission object item is obtained from the basic update information record based on a parameter stored in the parameter storage part and a shop update information record is prepared based on the obtained information. Then, the shop update information record is transmitted to a shop system through a communication means.