| 摘要 |
Information relating to a service is provided in a format that enhances convenience when a user considers making a reservation. An information provision device is provided with: a remainder acquisition means for acquiring, from a remainder storage means for storing the remainder of reservation items for each reservation item category specified by a combination of a service and the period for providing the the service, the remainder of reservation items being in correspondence with the requirements of the user; a history acquisition means for acquiring, from a history storage means for storing the remainder increase history related to the history of an increase in the remainder stored in the remainder storage means such that the remainder increase history of the service is in correspondence with the requirements of the user; an estimation means for estimating, on the basis of the remainder increase history acquired by the history acquisition means, the probability that the remainder of reservation items will reach or surpass a threshold value up to the period for providing the reservation items for which the remainder acquired by the remainder acquisition means is less than the threshold value, the reservation items being included in reservation items that correspond to the requirements of the user; and a provision means for providing, in a display format corresponding to the probability estimated by the estimation means, information relating to the reservation items corresponding to the requirements of the user. |
