Japan Standard Time
Radio Nikkei 1 begins at 05:40 in Japan Standard Time (JST), 20:40 (the day before) in the UTC and ends at 22:30JST=13:30UTC (Mondays to Thursdays), 23:30JST=14:30UTC (Fridays), 23:15JST=14:15UTC (Saturdays) and 21:00JST=12:00UTC (Sundays).