<p>A paper money processor (100) in which the number of times required for sorting sheets of paper money is reduced as much as possible while the scale (the number of stackers) of the paper money processor is minimized, first upper stacking means (102a) and second upper stacking means (102b) are provided contiguously to each other at an upper position of the paper money processor in order to show a stacker stacking sorted sheets of paper money and a stacker stacking unsorted sheets of paper money obviously to an operator, and first through fourth lower stacking means (106a-d) are provided in parallel at a lower position of the paper money processor. As a result of identification, rejectable sheets of paper money are conveyed to the first upper stacking means and acceptable sheets of paper money are conveyed to the second upper stacking means or any one of the first through fourth lower stacking means.</p>
