| 摘要 |
PROBLEM TO BE SOLVED: To effectively utilize the history of merchandise information. SOLUTION: When a merchandise is purchased by using an IC card 1, merchandise information, such as a purchase date, time, a merchandise name, price and a store name is written. When the use history of the IC card is desired to be known, the card 1 is set to the IC card read part 2-1 of a history confirming device 2. The device 2 reads the merchandise information written on the set card 1 and stores it. When a totalizing method is designated (period, purchased item, etc.), the device 2 displays the stored merchandise information according to the designated totalizing method. |
