Abstract: An information processing device includes a storage in which customer identification information identifying a customer and information about at least one of a virtual currency, a bank account, and a credit card of the customer indicated by the customer identification information are stored to be associated with each other, a receiver configured to receive product identification information indicated by an image read by a customer terminal used by the customer, an association information generator configured to generate association information which is information in which the received product identification information and information as to whether a product corresponding to the product identification information will be delivered to a predetermined place or taken home by the customer are associated with each other, and a purchase processor configured to process purchase of the product by the customer on the basis of the generated association information and the information stored in the storage.