A display unit has a display module and a housing case holding the display module. The housing case has a first member made of an electrically conductive material and a second member. The second member has an inner edge portion superposed with an outer edge portion of the first member and is made of an electrically nonconductive material. The second member is positioned outside the first member and is fixed to the first member. The first member has a step in its outer edge portion. The step extends over a whole area superposed with the second member. The step has an inner wall protruding and end outer wall dented as compared with a middle portion inside the outer edge portion of the first member. The second member has an inner edge portion arranged in a recess of the outer wall of the step.