A mobile communication system that is possible to shorten time from a handover request to a handover completion and to perform a high-speed handover is described. The mobile communication system includes a plurality of base stations which is configured to make wireless communication with a mobile terminal through, and a base station control apparatus connected to the base stations. The base station control apparatus includes a handover control section determines a handover base station to be handed over by the mobile terminal from the base stations, and directs the mobile terminal to hand over to the handover base station.