The lighting system includes lighting devices and a controller of the lighting devices. The controller includes a display unit and a storage unit which stores area information including target areas in which the lighting devices are arranged, the identification information of the lighting devices, the lighting information regarding different lighting conditions of the lighting devices, and scene setting information regarding a state change pattern for changing a lighting state of one or more lighting devices allotted to each target area. The control unit controls the display unit to display a scene operation screen having pictorial signs each indicating one piece of scene setting information, and selects, if one of the pictorial signs is touched, a corresponding scene setting information represented by the pictorial sign, and controls the display unit to display a state change pattern of each lighting device allotted to the selected piece of scene setting information.