To create a charging/discharging plan when a vehicle including a storage battery is chargeable/dischargeable at a plurality of facilities. An energy management system includes a schedule management unit configured to manage a schedule for moving from a first facility to a second facility, and a charging/discharging plan creation unit configured to create a first charging/discharging plan being a charging/discharging plan for a storage battery in each of the first facility and the second facility, in which the charging/discharging plan creation unit is configured to create the first charging/discharging plan with which the storage battery discharges at the first facility while leaving moving power being power for the vehicle to move from the first facility to the second facility.