PURCHASE INFORMATION UTILIZATION SYSTEM PURCHASE INFORMATION UTILIZATION METHOD AND PROGRAM

摘要

The purchase information utilization system according to the present invention includes a receiving unit that receives, from a terminal device of a consumer who purchases a product, purchase information including identification information identifying a product and proof information supporting the purchase of the product, and a receiving unit. And a judging section for judging whether or not the consumer has purchased the goods by using the purchasing information storing section for storing the purchase information received by the receiving section and the proof information included in the purchasing information received by the receiving section.