1. An image processing device, comprising: a foreground selection processing circuit to select, for each frame of a moving image, at least one foreground image that has been separated from the respective frame of the moving image and to select a corresponding background image that has been separated from a second frame of the moving image, the second frame having a frame count equal to a reproduction multiplication factor multiplied by a frame count of the respective frame from which the at least one foreground image was selected; a combination circuit to combine, for each frame of the moving image, the at least one selected foreground image with the corresponding background image to generate a plurality of combined images, wherein at least one of the plurality of combined images does not appear in the moving image.