| 摘要 |
This invention includes: a menu data recording unit (131) that records a menu file onto a recording medium, the menu file for displaying a menu of contents recorded on the recording medium that is portable; a standard form menu file generation unit (129) that generates the menu file in a standard form; a simple form menu file generation unit (130) that generates the menu file in a simple form that takes shorter time than the generation in the standard form; and a menu file selection unit (128) that selects either the standard form menu file generation unit (129) or the simple form menu file generation unit (130) in order to generate the menu file either in the standard form or in the simple form.
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