Provided is a display device for carrying out seamless display so that a sense of strangeness is not given to a viewer or the sense of strangeness is reduced. In at least one example embodiment, a display device that displays an image based on image signals DAT, includes: a display panel having (i) a display area in which a plurality of display elements for displaying the image are disposed in a matrix and (ii) a frame area which is located at an end of the display panel and in which no display element is provided; a backlight device which emits light, in a form of plane emission, towards a surface opposite to a display surface of the display area; and a light guide element which is provided on the display panel and which changes a light path of part of light emitted from the plurality of display elements so that the part of light is guided to the frame area, and luminance per unit area in a light-emitting surface of the backlight device is larger in a display area end portion where the light guide element is provided than in a normal display area where the light guide element is not provided out of the display area.