Information recording medium, methods of recording/playback information onto/from recording medium

摘要

An information playback method includes playing back a playback sequence (35) from an information recording medium (1) storing a first object (42) configured to be played back based on a program chain as a logical unit, a second object (44, 45) recorded independently of the first object and configured to be played back, and the playback sequence (35) defining a playback condition of the second object, and playing back at least one of the first and second objects in accordance with the playback sequence.