JST — Japan Standard Time
UTC+09:00 · 9 hours ahead of UTC
Details
| Abbreviation | JST |
| Full name | Japan Standard Time |
| UTC offset | UTC+09:00 |
| IANA identifier | Asia/Tokyo |
| DST | Not observed |
Countries Using JST
Time Difference from JST
| City | Difference |
|---|---|
| New York | +13h |
| Chicago | +14h |
| Los Angeles | +16h |
| London | +8h |
| Paris | +7h |
| Moscow | +6h |
| Dubai | +5h |
| Mumbai | +3h 30m |
| Bangkok | +2h |
| Shanghai | +1h |
| Sydney | -1h |
| Auckland | -3h |
Using JST in practice
Planning notes for business hours, handoffs, and recurring meetings in this timezone.
Right now
It is currently night in JST, which is near the edge of the workday. Standard business-hour checks should use 9:00 AM-5:00 PM local time.
Best overlap
The best listed workday overlap is with Shanghai: 10:00 AM-5:00 PM JST equals 9:00 AM-4:00 PM there.
Recurring events
This zone has no listed DST shift, which keeps recurring events simpler across the year.
| Market | JST | Their time |
|---|---|---|
| Shanghai | 10:00 AM-5:00 PM | 9:00 AM-4:00 PM |
| Sydney | 9:00 AM-4:00 PM | 10:00 AM-5:00 PM |
| Bangkok | 11:00 AM-5:00 PM | 9:00 AM-3:00 PM |
| Auckland | 9:00 AM-2:00 PM | 12:00 PM-5:00 PM |
| Mumbai | 1:00 PM-5:00 PM | 9:30 AM-1:30 PM |
| Dubai | 2:00 PM-5:00 PM | 9:00 AM-12:00 PM |
Cities in JST
About JST (Japan Standard Time)
JST (Japan Standard Time) is a time zone with a UTC offset of +09:00, meaning it is 9 hours ahead of UTC. The IANA timezone database identifies it as Asia/Tokyo. It is used in 4 countries, including Indonesia, Japan, Russia, South Korea.
JST does not observe daylight saving time. The UTC offset of +09:00 remains the same throughout the year, which simplifies scheduling with locations in this time zone.
Major cities in JST include Tokyo, Yokohama, and 291 more.
Frequently Asked Questions
What is JST?
JST stands for Japan Standard Time. It is 9 hours ahead of UTC (UTC+09:00). The IANA timezone identifier is Asia/Tokyo.
What is the current time in JST?
The current JST time is shown at the top of this page and updates every second. JST is UTC+09:00, which is 9 hours ahead of UTC.
Does JST observe daylight saving time?
No, JST does not observe daylight saving time. The UTC offset of +09:00 remains constant throughout the year.
What countries use JST?
Countries and regions using JST include Indonesia, Japan, Russia, South Korea.
How do I convert JST to my local time?
Use our time zone converter to convert JST to any other time zone. You can also check the time difference table on this page which shows the offset between JST and 13 major world cities.