To provide an imaging system, capable of realizing an imaging system allowing a stacking operation on a sorting bin by designating the kind of papers and a stacking mode to the imaging apparatus by a controller and administering the total number of discharged sheets to the sorting bin of an imaging apparatus, an image producing apparatus, an imaging apparatus, an outputting controlling method and a memory medium.

An imaging system comprises a controller 102 for interpreting and developing to an image PDL data transmitted from a host computer 101, a staple sorter 301 for processing a paper with an image formed, and a controller 102 for designating a stacking mode and the kind of papers to the imaging apparatus 103 at the time of executing an imaging operation according to the stacking mode of an imaging apparatus 103 and controlling the total number of discharged sheets from the imaging apparatus 103 to the staple sorter 301.