| 摘要 |
PROBLEM TO BE SOLVED: To provide a commodity purchase information system capable of producing commodity purchase information of a purchased commodity bought by each purchaser and allowing both of the purchaser and a shop to effectively use the commodity purchase information. SOLUTION: In the shop 2, when the purchaser buys a commodity, a POS system produces commodity purchase information about the purchased commodity for each purchaser. The commodity purchase information is registered in a shop commodity purchase information management server 4. The purchaser transfers the commodity purchase information from the shop commodity purchase information management server 4 of each shop 2 to a purchaser commodity purchase information management server 5. In this way, the purchaser can do shopping effectively on the basis of information about the already purchased commodity by receiving the commodity purchase information away from home through connection with the purchaser commodity purchase information management server 5 via a public communication network 8 and a base station 9 by means of a portable terminal 6 having a communication function. From a commodity purchase information history, a stock condition of the purchaser is predicted for grasping the stock condition. |
