| 摘要 |
<p>PROBLEM TO BE SOLVED: To make an electronic payment based upon an other's portable terminal by a user's own portable terminal together with an electronic payment by the user's own portable terminal without operating the other's portable terminal.SOLUTION: A portable terminal (10a) receives an other's payment ID (30b) from an other's portable terminal (10b) and stores the other's payment ID together with a user's payment ID (30a). When electronic payments are made, the user's payment ID (30a) and the other's payment ID (30b) are transmitted from a register terminal 500.</p> |
