PROBLEM TO BE SOLVED: To solve the problem that although information etc., showing how many copies of disks as copying sources can be obtained through managed copying as long as the disks as the copying sources can be individually identified, one by one, and various services can be considered to be provided, manufacturing costs rise since BCAs effective in identifying the individual disks are recorded by a laser, one by one.;SOLUTION: Copying processing is switched according to whether identification information of an optical disk includes solid identification information.;COPYRIGHT: (C)2012,JPO&INPIT
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