An information processing system includes an image processing apparatus and an information processing apparatus. The image processing apparatus includes a printing unit that prints a document selected by a user and a transmitting unit that transmits, to the information processing apparatus, identification information on a storage location having stored the document and billing information on billing related to printing the document. The information processing apparatus includes a receiving unit that receiving from the image processing apparatus the identification information and the billing information and a bill processing unit that performs by using the billing information a billing process on each billing destination corresponding to the identification information.