| 摘要 |
On a write-once-type recording medium 10, there are provided: a definite defect management area 13 to definitely record therein defect management information; and a plurality of temporary defect management areas 14 A, 14 B, and 14 C to temporarily record therein the defect management information. If the recording medium 10 is not yet finalized, every time the defect management information is updated, the updated defect management information is recorded into any one of the plurality of temporary defect management areas. Moreover, a status information recording area 15 is provided on the recording medium 10, and status information for indicating the temporary defect management area in which there is the defect management information recorded at last is recorded into the status information recording area 15. By referring to the status information, it is possible to quickly specify the defect management information recorded at last.
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