DEVICE FOR MANAGING CUSTOMER, CUSTOMER TERMINAL DEVICE, SYSTEM FOR MANAGING CUSTOMER IN SELLING COMMODITY USING COMMUNICATION NETWORK, METHOD FOR MANAGING CUSTOMER, STORAGE MEDIUM, AND COMPUTER PROGRAM

摘要

PROBLEM TO BE SOLVED: To enable a customer to carry out customer registration, on the basis of the serial number of a commodity at a ordering of the commodity by the customer. SOLUTION: An inventory managing means for managing an inventory status of the commodity for selling to the customer, an information managing means for managing specific information of the commodity, and a specific information presenting means for presenting the specific information of the commodity to the customer are included, and the customer registration on the commodity can be carried out by an easy method. Thereby bothersome trouble of writing on a postcard or the like which is packaged with the commodity, which has been carried out conventionally for the customer registration, can be omitted.