Patent ID: 7617242

Claim:
A recording and reproducing system comprising: a recording medium having a plurality of data files of storing predetermined data, on which a directory where the data files are stored is created, a directory ID to be used instead of a pathname being assigned in advance to the directory; play list recording means of recording a play list of specifying order of reproducing the predetermined data stored in each of all or a part of the plurality of data files by using the directory ID, in a play list file for storing the play list and held by the recording medium; directory list information file recording means of recording a directory table showing a correspondence between the directory ID and a directory name of the directory, in a directory list information file held by the recording medium for storing the directory table; and data reproducing means of reproducing the predetermined data by using the order specified by the recorded play list, wherein management of the play list is performed by using a file name of a data file and the directory ID of the directory to which the data file belongs, and wherein all or a part of the directory table is stored in the play list file.