| 摘要 |
PROBLEM TO BE SOLVED: To enable instantaneously to order a commodity when the absence of the commodity can be confirmed by reading a search commodity information on an information recording medium in non-contact state and displaying the case of a search commodity. SOLUTION: When card information on a non-contact IC card read by a wireless card information reader/writer 200 is received, a controller 100 reads out the cryptographic key information or password information of card security information. A card security check part 110 performs the security check of a cryptographic key or password. When the non-contact IC card is a proper card as a result, the search commodity information is read out and concerning the search article, commodity information 118 and commodity location information 119 on a hard disk 106 are retrieved. When the search commodity does not exist, the commodity is retrieved from total catalog information. When there is a favorite commodity as a result of retrieval, while referring to the next arrival schedule information, and that commodity is ordered at need. |
