Provided is an image forming unit that includes: an image supporting member including a photosensitive layer configured to support a latent image; a developer supporting member configured to support a developer, and perform a development process on the latent image with use of the developer; and a developer feeding member including a surface that comes into contact with the developer supporting member, and configured to feed the developer to the developer supporting member. The developer feeding member includes an elastic layer. The elastic layer has a plurality of cells each including an opening that is exposed on the surface, and an area occupancy rate of the openings in area of the surface is in a range from 40% to 85%.