Printing apparatus includes: a printer (thin-film carrier, conveyer, and droplet discharger) printing on a thin film by discharging, while shifting thin film in first direction, droplets containing a functional component from a plurality of positions differing from each other in second direction; and a print uniformity controller (print controller and position switcher) performing the printing for a plurality of times, by using the printer and changing position and/or orientation of thin film relative to the plurality of positions.