To facilitate collection of memory media to be used for an electronic settlement of accounts for a specific purpose and refundment.

When a user inserts an IC card into a slot of the device according to the display of guidance, the card is drawn into the device, and an IC card reader/writer 205 starts to read out the usable amount of money recorded in the IC card. At the same time, the account number of a financial institution recorded in the IC card is also read out. A CPU 201 accesses the system of the financial institution from a communication part 206 via a communication network, and the payment of the total amount of the usable amount and the guarantee money to the account with the number read out from the IC card is executed. When the payment is completed, the IC card being carried is initialized and collected to be stored in a storage part 204.