Recommendation device, system, method, and non-transitory computer-readable medium storing program

Abstract

A recommendation device includes: an acquisition unit configured to acquire a captured image; a personal authentication control unit configured to control to perform face authentication for a plurality of face regions detected from the captured image; a determination unit configured to determine that group authentication has succeeded in a case where face authentication using at least one of the plurality of users registered as a group and any one of the plurality of detected face regions has succeeded; a specifying unit configured to specify an action in the group based on the point in a case where the group authentication has succeeded; an estimation unit configured to estimate a group attribute based on a personal attribute of each user belonging to the group; a selection unit configured to select recommendation information based on the group attribute and the action; and an output unit configured to output the selected recommendation information.