An inspection system includes an inspection apparatus configured to examine, for each print, whether a defect has occurred on at least one print side of the print based on a read image of the at least one print side and an image that correspond to a read image, and configured to notify a printer of sheet identification information about a sheet on which an original image of a certain page is printed, the original image being out of original images for one or more pages including an original image formed on a print side on which the defect has occurred; and the printer configured to print, based on the notified sheet identification information and sheet identification information about a sheet on which a position notification image that indicates a positional relation with a print on which the original image of the certain page is formed, the position notification image.