| 摘要 |
PROBLEM TO BE SOLVED: To provide a settlement card management system which a user can use without carrying a part of settlement cards owned by the user himself or herself.SOLUTION: The settlement card management system includes: a card identification information acquisition part for acquiring card identification information for identifying each of a plurality of settlement cards; a relevant information management part for storing relevant information for associating first card identification information among a plurality of pieces of card identification information acquired by the card identification information acquisition part with the other pieces of card identification information in a card information storage part; a settlement instruction acquisition part for acquiring a settlement instruction and the card identification information and the settlement sum; and a settlement management part for acquiring the card identification information associated with the card identification information acquired as well as the settlement instruction by referring to the card information storage part, and for subtracting the settlement sum from a balance represented by balance information associated with the acquired card identification information and updating the balance. |
