OUT-OF-STOCK NOTIFICATION SYSTEM, OUT-OF-STOCK NOTIFICATION DEVICE, OUT-OF-STOCK NOTIFICATION METHOD, AND PROGRAM

摘要

In order to reduce such a possibility that a user who has made an arrival notification request makes an access to an item page of an item out of stock, arrival notification request reception means of an out-of-stock notification system receives the arrival notification request for the item from the user. When the item becomes in stock, arrival notification means notifies an arrival notification to the user. Out-of-stock notification means notifies, when the item becomes out of stock after the arrival notification has been notified, an out-of-stock notification to the user whose arrival notification request has been received.