An information processing system which can easily perform a printing process irrespective of a restriction of an output paper size which can be defined by the user, effectively adds a page frame, and can perform the printing process. To accomplish the above object, according to the invention, an information processing apparatus for executing the printing process has: an input device for inputting an arbitrary first output paper size included in a predetermined second output paper size; and a layout device for arranging a plurality of pages of the first output paper size to one page of the second output paper size.