Display device using light reflector

A display device comprising:

• a display panel including:
• a display surface;
• a light transmission mode converter configured to convert light transmission mode;
• a light reflective portion disposed on an opposite side of the light transmission mode converter from the display surface and configured to reflect light entered through the display surface toward the display surface;
• a light transmissive portion disposed on the opposite side of the light transmission mode converter from the display surface and configured to transmit light;
• and
• a color filter that is disposed closer to the display surface than the light reflective portion and the light transmissive portion are;
• and
• a light storing portion configured to store light to emit light having a complementary color of a color exhibited by the color filter, the light storing portion being disposed on an opposite side of the light transmissive portion from the display surface;
• wherein
• the light storing portion includes a phosphorescent pigment including alkaline earth aluminate phosphorescent agent.