Patent ID: 7167634

Claim:
An information recording medium comprising: an object recording area configured to store an object which has a plurality of object units each including video data or audio data, said video data including movie information; a control information recording area configured to store control information, said control information including movie management information of said movie information; a program chain information area included in the control information; a cell information area included in the program chain information area; an entry point information area included in the cell information area; an area included in the entry point information area configured to store primary text information, wherein the primary text information corresponds to an entry point that marks an arbitrary position in the video data or audio data for a user to freely set the video data or audio data, and a first portion of the area is described by an ASCII character set and a second portion of the area is described by primary text of another character set; and a management table included in the control information and configured to store: a character set code used in the primary text information, and start address information of said movie management information.