| 摘要 |
PROBLEM TO BE SOLVED: To provide a reproducing method capable of reading a file even when file system data defined by a file system cannot be read. SOLUTION: Additional information containing: first identification information for identifying a file containing a recording block, next recording block recording position information for designating a next recording block after the recording block as a recording block constituting the same file, or tail end information indicating that the recording block is a tail end recording block of the recording blocks constituting the same file; and second identification information indicating whether the recording block is a head recording block of the recording blocks constituting the same file, is read from an additional information recording area set for each recording block to generate new file management data. COPYRIGHT: (C)2007,JPO&INPIT
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