1. A saving device for image sharing in which images offered by a sharer of the images for image sharing can be saved and accessibly shared among at least one sharee, comprising: image acquiring means configured to acquire the images offered by said sharer; sharee information storing means configured to store sharee information with respect to with respect to said at least one sharee; subject assessing means configured to assess whether or not a person subject is included in the images acquired by said image acquiring means; image associating means configured to associate images assessed as not including a person subject by said subject assessing means, with images assessed as including a person subject, based on said sharee information; and shared image determining means configured to determine images to be shared with said at least one sharee from among the images associated by said image associating means and the images assessed as including a person subject by said subject assessing means, based on said sharee information.