An input section (101) receives the input of a request for the delivery of content to be delivered. An identification section (102) identifies a delivery object device as the delivery destination of the content to be delivered according to the inputted delivery request. An acquisition section (103) acquires accounting information on the payment of a price for the content to be delivered in the identified delivery object device. A setting section (104) un-rewritably sets an effective period during which the content to be delivered can be viewed or listened to in accordance with the price in the acquired accounting information. A delivery section (105) delivers the content whose effective period is set to the delivery object device.
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