PAYMENT SYSTEM, SETTLEMENT DEVICE, AND PROGRAM THEREOF

To vary the timing for notifying a registrar of the fact that information pertaining to a transaction can be received, depending on a customer who has completed payment.SOLUTION: A payment device includes receiving means, settlement means, notification means, and variable means. The receiving means receives information pertaining to a transaction of articles from a registrar. The settlement means settles the transaction of the articles based on the information pertaining to the transaction of the articles. The notification means notifies the registrar of the availability of receiving information pertaining to the transaction of the articles at a time point when a waiting time elapses from a time point when the settlement by the settlement means is completed. The variable means varies the waiting time according to information on a customer who is the subject of the transaction settled by the settlement means.SELECTED DRAWING: Figure 5 【課題】取引に係る情報を受信可能であることを登録機へと通知するタイミングを、決済を終えた客に応じて可変する。【解決手段】会計機は、受信手段と、決済手段と、通知手段と、可変手段とを備える。受信手段は、登録機から商品の取引に係る情報を受信する。決済手段は、商品の取引に係る情報を基に当該商品の取引を決済する。通知手段は、決済手段による決済終了の時点から待機時間が経過した時点で登録機に商品の取引に係る情報の受信可能を通知する。可変手段は、決済手段で決済した取引の対象である客の情報に応じて待機時間を可変する。【選択図】 図５