| 摘要 |
In an information recording medium, there are provided with plural information track groups each provided with plural information tracks, and identification areas respectively formed in the plural information track groups and having codes respectively indicating the information track groups. An information reproducing process, for reproducing the information from the information reproducing medium, comprises the steps of detecting a code of the identification area indicating a desired information track group, and reproducing the information stored in the information track group, in response to the result of the detecting step.
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