A directional display device configured to display a plurality of
directional images simultaneously is provided. The directional display
device includes a liquid crystal panel having a liquid crystal layer and
a light reflecting membrane arranged behind the liquid crystal layer. The
liquid crystal panel is configured to form the plurality of images by
using a plurality of pixel dots. The directional display device includes
a barrier portion arranged in front of the liquid crystal panel. The
barrier portion has a plurality of light shields and a plurality of
apertures. Each of the apertures is arranged in such a way that one of
the apertures is associated with n (an integer being no less than two)
pixel dots if n images are displayed. Each of the light shields has
behind thereof a luminescent layer for illuminating the liquid crystal
panel.