There is provided a versatile display device comprising: a first electrode layer formed on a transparent substrate; an electrochromic layer formed on the first electrode layer; a second electrode layer consisting of a plurality of first conductive line groups arranged in the first direction on the electrochromic layer; a light-emitting device layer formed on the second electrode layer and emitting light; and a third electrode layer formed on the light-emitting device layer and consisting of a plurality of second conductive line groups arranged in the second direction that is different from the first conductive line group.