wherein a portion of the print image data to be printed with {HEAD ~ the black developer} is printed with a combination of the yellow developer, the magenta developer, and the cyan developer in a case where the print data includes {TAIL ~ the background design image data} 
wherein a portion of the print image data to be printed with { HEAD ~ the black developer } is printed with a combination of the yellow developer , the magenta developer , and the cyan developer in a case where the print data includes { TAIL ~ the background design image data }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL