| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide an information recording medium wherein adjustment time can be shortened and to provide an information storage device. Ž<P>SOLUTION: The information recording medium 2 is provided with a substrate S, a plurality of first recording dots 26A which are circularly arranged according to a prescribed regulation in positions according to the regulation at a mutual interval according to the regulation and in which information is magnetically recorded and a plurality of second recording dots 26B, 26C and 26D which are circularly arranged according to the regulation at a mutual interval according to the regulation and have a plurality of kinds of positions whose deviation amounts from the positions according to the regulation are different from each other appearing in one circle of the arrangement and in which information is magnetically recorded. Ž<P>COPYRIGHT: (C)2010,JPO&INPIT Ž
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