Provided is a coating device including: a rotating part which rotatably holds a substrate while the substrate is upright; a cup portion disposed to surround an outer periphery of the substrate held by the rotating part and having an opening which exposes a first surface and a second surface of the substrate; a coating part which includes a nozzle ejecting a liquid material to the first surface and to the second surface of the substrate through the opening; and a cover portion which is provided on the first surface and the second surface sides of the substrate and by which the opening is opened and closed.