To provide a copy program capable of easily sorting desired data from among data recorded in a recording means of a copy source, and copying the desired data to a recording means of a copy destination.

A computer is actuated to function as a copy information reading means 15 for reading copy information such as a file name of copied image data, the recording means of the copy destination, a recording place, and the time/date of copying from the recording means of the copy source in which the image data are recorded; a display control means 16 for causing a display means to display an image based on the image data and information indicating whether or not the image data has already been copied on the basis of the copy information; a copy information generating means 17 for generating copy information for selected image data; and a data recording means 18 for recording the selected image data into the recording means of the copy destination, and recording an information file describing the copy information and the image data into the recording means of the copy source.