BEHAVIOR MANAGEMENT DEVICE, PROGRAM, AND BEHAVIOR MANAGEMENT METHOD

A behavior management server (130) includes: a desired behavior specification unit (133) that acquires, from any of a plurality of users, a desired behavior including at least a destination desired to be visited by the user; a route determination unit (134) that determines a route to the destination; a congestion prediction unit (135) that predicts whether or not an element included in the route becomes congested; an alternative plan determination unit (136) that determines an alternative plan indicative of at least an alternative element that is an alternative to a congestion element, which is an element predicted to become congested, in order to avoid congestion of the congestion element; a target user decision unit (137) that decides a target user to whom the alternative plan is to be proposed out of the plurality of users; and a proposal unit (138) that proposes the alternative plan to the target user.