A lighting device, comprising: a device body adapted to be installed on a surface of a room; first organic electroluminescence element modules each of which includes a light-emitting panel having an organic electroluminescence element, the first electroluminescence element modules being held in the device body with light-emitting surfaces of the electroluminescence elements facing toward the surface of the room when the device body is installed on the surface of the room; a light-transmitting protection cover configured to cover light-emitting surfaces of the first organic electroluminescence element modules; second organic electroluminescence element modules each of which includes a light-emitting panel having an organic electroluminescence element, the second organic electroluminescence element modules being held in the device body with light-emitting surfaces of the organic electroluminescence elements facing toward an inside of the room opposite to the surface of the room when the device body is installed on the surface of the room, and a further protection cover formed into a plate-like shape to cover the second organic electroluminescence element modules, characterized in that the number of the first organic electroluminescence element modules is smaller than the number of the second organic electroluminescence element modules and the first organic electroluminescence element modules are adapted to irradiate the surface of the room, and the lighting device further comprises a plurality of spacers arranged between the device body and the further protection cover, wherein the spacers are configured to maintain a specified distance. a device body adapted to be installed on a surface of a room; first organic electroluminescence element modules each of which includes a light-emitting panel having an organic electroluminescence element, the first electroluminescence element modules being held in the device body with light-emitting surfaces of the electroluminescence elements facing toward the surface of the room when the device body is installed on the surface of the room; a light-transmitting protection cover configured to cover light-emitting surfaces of the first organic electroluminescence element modules; second organic electroluminescence element modules each of which includes a light-emitting panel having an organic electroluminescence element, the second organic electroluminescence element modules being held in the device body with light-emitting surfaces of the organic electroluminescence elements facing toward an inside of the room opposite to the surface of the room when the device body is installed on the surface of the room, and a further protection cover formed into a plate-like shape to cover the second organic electroluminescence element modules, characterized in that the number of the first organic electroluminescence element modules is smaller than the number of the second organic electroluminescence element modules and the first organic electroluminescence element modules are adapted to irradiate the surface of the room, and the lighting device further comprises a plurality of spacers arranged between the device body and the further protection cover, wherein the spacers are configured to maintain a specified distance.