An image processing system includes a process execution control apparatus to control an execution of processes, and an image generation-output control apparatus to control an execution of an image generation-output operation. The process execution control apparatus includes a control-side drawing information generator to generate drawing information, and a process allocator to allocate a plurality of text information adding processes to the process execution control apparatus and the image generation-output control apparatus when generating the drawing information. The image generation-output control apparatus includes an output-side drawing information generator corresponding to the control-side drawing information generator.