An information processing device includes: a storage management unit configured to store and manage content files; a metadata obtaining unit configured to obtain metadata of a recommendation source content; a content selecting unit configured to select, from content files managed by the storage management unit, recommended contents to be recommended to a recommendation-receiving user, based on metadata obtained by the metadata obtaining unit; an information obtaining unit configured to obtain held content information, which is information regarding held content files which a recommendation-receiving user is deemed to hold; and a recommendation order setting unit configured to set a recommendation order, regarding recommended contents selected by the content selecting unit, based on metadata added to held content files indicated by the held content information obtained by the information obtaining unit.