| 摘要 |
PROBLEM TO BE SOLVED: To enable a user to easily grasp use history of electronic settlement. SOLUTION: A portable telephone set 1 performs radio communication via an antenna 2A, accesses a server 6 via a network 3 and downloads an application to manage the use history of an IC card function from the server 6. The portable telephone set 1 that downloads the application to manage the use history of the IC card function manages the use history of the IC card function, displays the use history on a liquid crystal display sorting it by every intended use, calculates and displays the total amount by every prescribed period by operating the operational key and the jog dial by the user. |
