Printing apparatus, print system and printing method

The present invention provides a printing apparatus, a print system and a printing method. The printing apparatus includes a first memory, a second memory, a first obtaining section, a second obtaining section, and a retrieving section. The first memory stores information concerning a registrant who has registered the printing apparatus as a print destination with a holding apparatus. The second memory stores information concerning an instructor who provides an instruction instructing the holding apparatus to hold print data that is to be used in printing performed by the printing apparatus. The first obtaining section obtains obtainment information by executing the commands of the registrant information stored in the first memory. The second obtaining section obtains print-data identification information by executing the commands of the registrant information stored in the second memory. The retrieving section retrieves at least one obtainment information item from the plurality of obtainment information items obtained by the first obtaining part.