CHANGE PROCESSING DEVICE, VENDING MACHINE, PORTABLE INFORMATION TERMINAL EQUIPMENT, CHANGE PROCESSING SYSTEM, CHANGE PROCESSING METHOD, AND COMPUTER-READABLE STORAGE MEDIUM RECORDING A PROGRAM EXECUTED ON COMPUTER

摘要

PROBLEM TO BE SOLVED: To provide a vending machine not losing the selling chance of a commodity and the providing chance of a service. SOLUTION: This vending machine 101 is provided with a commodity selling section 503 selling the commodity or providing the service, a payment money input section 501 receiving the payment money paid for the sold commodity or the provided service, a change amount calculating section 504 calculating the change amount subtracted with the price amount of the commodity or the service from the amount of the received payment money, a PHS terminal identifying section 507 identifying the PHS terminal equipment 103 held by a user buying the commodity or receiving the offer of the service by receiving the information transmitted from the PHS terminal equipment 103, and a change information transmitting section 508 transmitting the information on the change amount calculated by the change amount calculating section 504 to the PHS terminal equipment 103 identified by the PHS terminal identifying section 507.