| 摘要 |
PROBLEM TO BE SOLVED: To reproduce musical pieces divided into groups of one or more musical pieces including an original musical piece and transmitted without complicating the configuration and the operation in the reproduction side. SOLUTION: A data structure having one or more first title groups composed of an audio title including an original musical piece, a second title group which is a second title group composed of an audio title including bonus information and allows an AV title, interactive data for accessing bonus information, and a search pointer which enables a reproducing device to search the audio title in the unit of track, is transmitted through a recording medium or a communication medium. In the reproducing device side, the reproduction of the musical piece of a group in which transmitted interactive data coincides with inputted interactive data, is permitted and reproduced on the basis of transmitted reproduction control information.
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