| 摘要 |
PROBLEM TO BE SOLVED: To display various presentation data on a display unit of a communication medium.SOLUTION: When a control microcomputer 4 and an IC chip 8 detect pressing force on a pressing button 6, information data (balance information data, point information data, ID information data, authentication information data, history information data) stored in one of multiple information data storage areas 8con the basis of addresses (addresses A, B, C, D, E) stored in an address storage area 8cis acquired as presentation data. Then, a display unit 5 displays the acquired presentation data. |
