An aspect of the present invention provides an image recording apparatus comprising: an image recording device which records an extended image file storing a plurality of pieces of image data and a basic file storing at least one piece of image data selected from the pieces of image data stored in the extended image file, the extended image file and the basic file being associated with each other; a determination device which determines whether or not the basic file has been deleted or modified; and a basic file recovery device which recovers the basic file from the extended image file if it is determined that the basic file has been deleted or modified.