Printer, printing method, and print medium

Provided is technology enabling executing printing processes under conditions appropriate for a specific type of print medium without overburdening the print media vendor. A printing device includes: a printing mechanism configured to print images on an installed print medium; a controller configured to control a printing process based on the result of acquiring first information related to the media type of the print medium, and second information related to a condition used in a process printing images on print media by the printing mechanism; and a reader configured to read the first information of the print medium from memory affixed to the print medium installed to the printing mechanism. The controller acquires the second information, which includes a condition used when applying the printing process to a print medium of the media type indicated by the first information that was read by the reader, and controls the printing mechanism to run the printing process based on the second information.