1. A hairdo pattern selecting system comprising: a memory for storing a plurality of hairdo patterns, each of the hairdo patterns including hairdo pattern images in a prescribed angle range to be shown at a prescribed speed; a rotatably driven camera for obtaining head images in the prescribed angle range and at a prescribed speed from around the head of a person; a synthesizing means for synthesizing the head images with the hairdo pattern images of a selected hairdo pattern to obtain synthesized images; an output for displaying the synthesized images.