IMAGE FORMING APPARATUS AND IMAGE FORMING SYSTEM

An image forming apparatus comprises an identification code assignment section for assigning an identification code for each page unit or print job unit of print images, a printing section for printing the print image and its corresponding identification code on a recording medium, a storage section for storing the print images and their corresponding identification codes, and an identification code read section for reading the identification code printed on the recording medium. The print image corresponding to the identification code read through said identification code read section is taken out from said storage section and the print image or the print image with the identification code are printed on a recording medium in said printing section.