a chromatic color dot creation module that creates dots with the at least one chromatic color ink at a predetermined density according to {HEAD ~ lightness information} included in {TAIL ~ the image data} to be mixed with the dots of at least one of the multiple achromatic color inks 
a chromatic color dot creation module that creates dots with the at least one chromatic color ink at a predetermined density according to { HEAD ~ lightness information } included in { TAIL ~ the image data } to be mixed with the dots of at least one of the multiple achromatic color inks
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