The electrophoretic display device and an electronic device

The present invention provides an electrophoretic display device and an electronic device. The electrophoretic display device, comprising: a circuit board to each other and arranged to face a counter substrate; a liquid dispersion of said circuit and the counter substrate is sandwiched; the display area on the circuit board, spaced slits a plurality of platforms provided; a plurality of reflecting plates respectively provided on upper surfaces of the plurality of platforms; a slit electrode provided in the slit; counter electrode provided on the counter substrate; and a electrophoretic layer filled with the dispersion, the dispersion in the dispersion medium by dispersing black particles having a different color reflective plate is formed.