<p>To be able to charge an electronic device by operating a device in a manner that is safe for a user. The charging device of the present invention is provided with: a light-emitting element emitting light having a shorter wavelength than far-infrared light; and a surface light-emitting unit for surface-emitting the light emitted from the light-emitting element from a surface on which it is possible to place an electronic device capable of being charged by means of a photoelectric conversion element mounted thereto toward the photoelectric conversion element of the electronic device placed on the aforementioned surface.</p>
