A user can receive an article even when the user of a delivery destination is absent. An information processing device includes: a storage unit configured to store article identification information, article name information, delivery destination user identification information, delivery destination information, and arrival date and time information in association with each other; a notification unit configured to notify a delivery destination information terminal used by the delivery destination user of an arrival date and time before the moving body starts to move to deliver the delivery target article to the delivery destination; and an information receiving unit configured to store housing place identification information in the storage unit when the housing place identification information and information are received, in which the notification unit notifies the delivery destination information terminal of the article name of the delivery target article and the housing place.