Abstract: A system for printing data on a prescribed record form, which is repetitively inserted into and removed from a printing device, that includes a printing unit for printing the print data on the prescribed record form, a feed control unit for feeding the record form automatically in a prescribed printing position direction, a detection unit for detecting angular misalignment of the record form from a prescribed printing position each time the record form is inserted into the printing device, a print data computation processing unit for computing a corrected printing position from the position data of the detected angular misalignment, and a print control unit for controlling the printing unit to print the print data according to the corrected printing position.