Restriction unit, deposition device, method for producing deposition film, method for producing electroluminescent display device, and electroluminescent display device

This restriction unit (20) is provided with: at least one restriction aperture (24) through which deposition particles are made to pass; and a plurality of restriction parts (25) between which the at least one restriction aperture (24) is located. The restriction parts (25) each have a cross-sectional shape which is an inverted recess shape formed by a top wall (21) and aperture walls (23).