Patent ID: 7337354

Claim:
A write-once-type recording medium comprising: a data area to record therein record data; a control information recording area to record therein information for controlling an operation of recording and/or reading in said data area, said control information recording area including a definite defect management area to record therein defect management information of said data area; a plurality of temporary defect management areas, which are discretely placed, to temporarily record therein the defect management information of said data area; and a status information recording area in which status information for indicating a recording status of one portion or each of said plurality of temporary defect management areas discretely placed is to be recorded, the status information including information for indicating one temporary defect management area in which the defect management information recorded at last in time is recorded, out of the defect management information recorded in one portion or all of said plurality of temporary defect management areas.