1. An image output device comprising: a shooting processing section configured to shoot one or more users as an object to generate a shot image; an editing processing section configured to allow the one or more users to edit the shot image; an output processing section configured to output the shot image that is edited; a display control section configured to control display of at least one image for compositing to be composited to the shot image, and the image for compositing based on a purpose of behavior of the one or more users; and a compositing processing section configured to composite the displayed image for compositing to the shot image.