A display device includes a device housing that is configured to be installed such that an occulted portion including a portion of a peripheral wall of the device housing is hidden from an observer of a display screen, and a slide attaching part that is moved to slide in a sliding direction from a non-occulted portion to the occulted portion and attached so as to cover a back side of the device housing. A slide receiving part including the device housing includes a fixed part provided at the occulted portion and an engaged part provided at the non-occulted portion, and the slide attaching part includes a fixing part provided at a portion corresponding to the occulted portion and configured to be fixed to the fixed part, and an engaging part provided at a portion corresponding to the non-occulted portion and configured to be engaged with the engaged part.