Patent ID: 7426158

Claim:
A management method of data recorded on a disc-shaped recording medium such that a plurality of data each divided into a plurality of index audio data is managed, the recording medium including first and second recording areas, the first recording area used only for management of the second recording area, the second recording area formatted in a file allocation table (FAT) format and including management data as a file in a FAT file system, and the index audio data includes a header as a file in the FAT file system, the method comprising: reading out index audio data management information for managing recording positions of said index audio data, track management information in which track index file information of said data are managed as track information in association with the data, and play order management information for managing play order of said data; and editing said play order management information on the basis of information for designating the data to be edited such that first index audio data in a first audio file and second index audio data in a second audio file is combined by adding a header to the first index audio data to immediately precede the first index audio data, deleting index data to the second index audio data from the header, and adding the second index audio data to the first index audio data.