| 摘要 |
PROBLEM TO BE SOLVED: To make surely notifiable a user of the information on the titles of music, etc., even when a small disk is used. SOLUTION: This disk includes an MO data area 35 where programs can be recorded, an MO lead-in area 36 where the data showing the start and end points of each program recorded on the area 35, the display data relevant to the programs recorded on the area 35 and the display data relevant to the entire disk are recorded, and a reproduction-only CD lead-in area 34 where the recording laser power for performing recording in the areas 35 and 36 is previously recorded.
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