Recording apparatus optical disk and computer-readable recording medium

摘要

A recording apparatus for recording, on an optical disk recording medium which is computer readable, data management information for managing N (N is an integer) pieces of data as a data group, and total management information for managing M (M is an integer) pieces of the data group. Time zone information (TM_ZONE) indicating a time difference between a world standard time and a standard time in a predetermined location is recorded on the total management information. Further, on respective data management information is recorded, recording time zone information (REC_TM_ZONE) at a time of recording data indicating a time difference between the world standard time and a standard time in a location where the data have been recorded, and first and second data recording time information. The first and second data recording time information uses a specific information to obtain data recording time information by calculation.