What does JST stand for?

JST stands for Japan Standard Time. It is UTC+9 and is used in: Japan.

What time is it in JST right now?

The live clock above shows the current time in JST (UTC+9). It updates every second using your browser's built-in time API.

Which countries or regions use JST?

JST is used in the following regions: Japan. Note that some regions may use a different abbreviation for the same offset during Daylight Saving Time.

Is JST the same as UTC+9?

Yes. JST is the standard abbreviation for the UTC+9 offset. However, the same UTC offset can have multiple abbreviations depending on the region and whether Daylight Saving Time is in effect.

How do I convert JST time to my local time?

Use the Compare tool on HOUR — add JST and your city side by side to see the exact difference instantly. You can also use the Time Simulator on the home page to drag through any hour and see both times simultaneously.

Does JST observe Daylight Saving Time?

Standard time zone abbreviations like JST refer to a fixed offset (UTC+9). If a region using JST observes DST, it switches to a different abbreviation during summer — for example, EST switches to EDT. The clock on each region's page always reflects the correct current offset.

What is the difference between JST and similar time zones?

Time zone abbreviations are not always globally unique — the same letters can refer to different offsets in different regions. JST on this page specifically refers to Japan Standard Time (UTC+9). Always verify the UTC offset when scheduling across regions to avoid confusion.

Can I schedule a meeting across JST and other time zones?

Yes. Use the Compare page on HOUR — add JST and any other cities or time zones. The side-by-side view shows all local times simultaneously, making it easy to find a meeting slot that works for everyone.

How accurate is the JST clock on this page?

The clock uses your browser's built-in Intl.DateTimeFormat API, which reads directly from your device's system clock and applies the correct IANA timezone offset. There is no server delay — the time is always accurate to the second.

JSTUTC+9

Japan Standard Time

Japan

vs. your location

Same as your location

JST|Standard Time Zone

Daytime

JST Time

--:--:--

Abbreviation

JST

UTC Offset

UTC+9

Used in

Japan

Related Time Zones

View all 44 →

KST

UTC+9

→

CST2

UTC+8

→

HKT

UTC+8

→

SGT

UTC+8

→

AEST

UTC+10

→

AWST

UTC+8

→

ACST

UTC+9:30

→

Browse All 44 Time Zone Abbreviations →

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JST Time — Japan Standard Time

JST stands for Japan Standard Time and is currently UTC+9. This page shows the live current time for the JST time zone, used across Japan.

How to Use This Page

1
Check the live JST clock
The clock updates every second and always shows the current time in the JST (Japan Standard Time, UTC+9) time zone.
2
Understand the UTC offset
JST is UTC+9 — meaning it is that many hours ahead or behind Coordinated Universal Time (UTC).
3
See which regions use JST
The regions listed on this page all share the JST time zone. Tap any region to open its dedicated clock page.
4
Compare with your location
Open the Compare page and add JST to see your local time and JST time side by side.

Japan Standard Time

JST Time

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JST Time — Japan Standard Time

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Frequently Asked Questions — JST (Japan Standard Time)

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