| 摘要 |
A file managing method of an information recording/reproducing apparatus for managing a recording information file by recording a directory to manage the recording information file into a directory region provided on an information recording medium. In the file managing method, erasure information regarding the recording information file to be erased is recorded into the directory region in order to logically erase the recording information file. The recording information file which has logically been erased is reproduced by using the erasure information so as again to reproduce the recording information file which has logically been erased.
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