JST to UTC Time Converter
Convert Japan Standard Time to Coordinated Universal Time
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Full Conversion Table
JST to UTC for every hour
| JST | UTC |
|---|---|
| 00:00 | --:-- |
| 01:00 | --:-- |
| 02:00 | --:-- |
| 03:00 | --:-- |
| 04:00 | --:-- |
| 05:00 | --:-- |
| 06:00 | --:-- |
| 07:00 | --:-- |
| 08:00 | --:-- |
| 09:00 | --:-- |
| 10:00 | --:-- |
| 11:00 | --:-- |
| 12:00 | --:-- |
| 13:00 | --:-- |
| 14:00 | --:-- |
| 15:00 | --:-- |
| 16:00 | --:-- |
| 17:00 | --:-- |
| 18:00 | --:-- |
| 19:00 | --:-- |
| 20:00 | --:-- |
| 21:00 | --:-- |
| 22:00 | --:-- |
| 23:00 | --:-- |
Other Popular Conversions
Understanding the JST to UTC Time Difference
The standard difference between JST and UTC is -9 hours. JST to UTC connects Japan’s business world with the global standard. Japan is the world’s third-largest economy, and Tokyo is a major financial hub. Since Japan does not observe DST, the 9-hour offset remains constant year-round, which simplifies scheduling compared to countries that shift seasonally. Japanese companies (Toyota, Sony, Nintendo, SoftBank) coordinate globally, and the Tokyo Stock Exchange is a key indicator for Asian market hours.
Best Meeting Times: JST and UTC Overlap
JST business hours (9 AM–6 PM) correspond to 12 AM–9 AM UTC. There is virtually no overlap with European or American working hours. Global teams typically schedule calls in JST evening (6–8 PM JST = 9–11 AM UTC) to catch European mornings, or JST early morning (7–9 AM = 10 PM–12 AM UTC) for US West Coast afternoons.
About These Time Zones
JST — Japan Standard Time
UTC Offset: UTC+9
UTC — Coordinated Universal Time
UTC Offset: UTC+0