In the case where selection of a device icon that represents an air conditioner and that is displayed in a region corresponding to one room on a floor plan is sensed in the region corresponding to the one room, an operation screen for operating the air conditioner corresponding to the selected device icon is displayed. In the case where a temperature is set on the basis of an operation of the operation screen, a control command for setting to the air conditioner the set temperature is output to the network, and information related to an operation state of the air conditioner is displayed in the region corresponding to the one room based on the operation of the operation screen.