UTC to JST converter

Coordinated Universal Time (the world reference time) to Japan Time (Tokyo, Osaka).

UTC12:07 AMSat 31 Oct 2026

→

JST9:07 AMSat 31 Oct 2026

JST is 9 h ahead of UTC.

Pick a time in UTC

⇄ JST to UTC

9:00 AM UTC = 6:00 PM JST same day

Best time to meet

No hour falls inside 9 AM to 5 PM in both places. The least painful: around 7:00 AM UTC, which is 4:00 PM JST.

UTC to JST time table

For 31 Oct 2026. Green rows: both sides between 9 AM and 5 PM.

UTC	JST
12:00 AM UTC	9:00 AM JST
1:00 AM UTC	10:00 AM JST
2:00 AM UTC	11:00 AM JST
3:00 AM UTC	12:00 PM JST
4:00 AM UTC	1:00 PM JST
5:00 AM UTC	2:00 PM JST
6:00 AM UTC	3:00 PM JST
7:00 AM UTC	4:00 PM JST
8:00 AM UTC	5:00 PM JST
9:00 AM UTC	6:00 PM JST
10:00 AM UTC	7:00 PM JST
11:00 AM UTC	8:00 PM JST
12:00 PM UTC	9:00 PM JST
1:00 PM UTC	10:00 PM JST
2:00 PM UTC	11:00 PM JST
3:00 PM UTC	12:00 AM JST next day
4:00 PM UTC	1:00 AM JST next day
5:00 PM UTC	2:00 AM JST next day
6:00 PM UTC	3:00 AM JST next day
7:00 PM UTC	4:00 AM JST next day
8:00 PM UTC	5:00 AM JST next day
9:00 PM UTC	6:00 AM JST next day
10:00 PM UTC	7:00 AM JST next day
11:00 PM UTC	8:00 AM JST next day

Quick answers

9:00 AM UTC = 6:00 PM JST
12:00 PM UTC = 9:00 PM JST
3:00 PM UTC = 12:00 AM JST (next day)
5:00 PM UTC = 2:00 AM JST (next day)
9:00 AM JST = 12:00 AM UTC
12:00 PM JST = 3:00 AM UTC
5:00 PM JST = 8:00 AM UTC

Does the gap change during the year?

No. JST is 9 h ahead of UTC all year.

UTC does not change its clocks. JST does not change its clocks.

About UTC and JST

UTC here means Coordinated Universal Time, the clock in the world reference time. Right now it is UTC+0. It has no daylight saving.

JST here means Japan Time, the clock in Tokyo, Osaka. Right now it is UTC+9. It has no daylight saving.

Every city on your wrist

Meanwhile puts these times in your Mac menu bar, on your iPhone home screen and on your Apple Watch. Type “3pm Tokyo” and every city answers. Free for 3 cities. Unlock every city on every device once for $4.99, shared with your family. No subscription.

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