6 AM JST to UTC

Japan Standard Time → Coordinated Universal Time

Outside business hours

JST

6 AM

UTC+9

=

UTC

9 PM

UTC+0

(-1 day)

6 AM JST (Japan Standard Time) equals 9 PM UTC (previous day) (Coordinated Universal Time). This falls outside typical business hours for one or both regions.

Live — JST

09:05:31

Saturday, March 21

UTC+9

Live — UTC

00:05:31

Saturday, March 21

UTC+0

JST

Full name
Japan Standard Time
UTC offset
UTC+9
DST
Not observed
Region
East Asia
Current time in JST →

UTC

Full name
Coordinated Universal Time
UTC offset
UTC+0
DST
Not observed
Region
Global
Current time in UTC →

24-Hour Comparison — JST to UTC

Click any row to jump to that hour's page.

12 AM6 AM12 PM6 PM11 PM
JSTUTCDayMeeting
12 AM
3 PM
-1d
Early/Late
1 AM
4 PM
-1d
Early/Late
2 AM
5 PM
-1d
Early/Late
3 AM
6 PM
-1d
Early/Late
4 AM
7 PM
-1d
Off hours
5 AM
8 PM
-1d
Off hours
6 AMthis
9 PM
-1d
Off hours
7 AM
10 PM
-1d
Off hours
8 AM
11 PM
-1d
Early/Late
9 AM
12 AM
–
Early/Late
10 AM
1 AM
–
Early/Late
11 AM
2 AM
–
Early/Late
12 PM
3 AM
–
Early/Late
1 PM
4 AM
–
Early/Late
2 PM
5 AM
–
Early/Late
3 PM
6 AM
–
Early/Late
4 PM
7 AM
–
Early/Late
5 PM
8 AM
–
Good
6 PM
9 AM
–
Good
7 PM
10 AM
–
Early/Late
8 PM
11 AM
–
Early/Late
9 PM
12 PM
–
Early/Late
10 PM
1 PM
–
Early/Late
11 PM
2 PM
–
Early/Late

Green = business hours overlap · Amber = partial · Red = off hours

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5 AM

= 8 PM UTC

Next

7 AM

= 10 PM UTC

JST ↔ UTC Overview

Full 24-hour chart, live clocks, FAQ

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Major Cities

JST Cities

🇯🇵Tokyo🇯🇵Osaka

UTC Cities

🇬🇧London🇵🇹Lisbon🇮🇪Dublin