CHARGE SUPPORT SYSTEM, CHARGE SUPPORT METHOD, AND CONTROL PROGRAM

A charge support system for a plurality of vehicles capable of traveling autonomously, each of the vehicles including a solar cell panel attached to a vehicle body and a storage battery configured to store electricity generated by the solar cell panel, the charge support system including: an acquisition unit configured to acquire, regarding the plurality of vehicles parked in a predetermined parking area, at least information about charging efficiencies of a plurality of the storage batteries of the respective vehicles by the electricity generated by a plurality of the solar cell panels of the respective vehicles and information about charging rates of the plurality of the storage batteries of the respective vehicles; and a traveling control unit configured to move the plurality of vehicles within a range of the predetermined parking area based on the information acquired by the acquisition unit.