| 摘要 |
PROBLEM TO BE SOLVED: To solve the problem that while there is a directory for performing file management in each session, and it is possible to manage files existing in the other sessions within this directory as for a write once read many type CD for dealing with a data file, there is not any directory for performing file management, and it is impossible to reproduce the music of the other sessions as for a write once read many type CD for the use of a music and to provide the CD for the use of a music corresponding to multi-sessions so that tracks recorded in the other sessions can be managed (reproduced). SOLUTION: A music CD is made correspond to multi-sessions, and the management information of the music (tracks) of the other sessions is recorded in TOC (Table of Contents) in a read-in area in the multi-sessions as for the music CD corresponding to the multi-sessions.
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