1. An image processing apparatus comprising: a display; a retrieving unit that retrieves image data; a process display unit that displays on the display a plurality of candidate image processes to be performed on the image data; a process receiving unit that receives a plurality of instructions indicating a plurality of selected image processes selected from among the plurality of candidate image processes; a process storing unit that stores the plurality of selected image processes; a image display unit that displays a display image corresponding to the image data on the display; and a image designating unit that designates a display image, wherein the image display unit displays a processed display image that represents a result of the plurality of selected image processes performed at one time on the image data corresponding to the designated display image before performing the plurality of selected image processes on the image data corresponding to the designated display image.