GST to JST Time Converter
Gulf Standard Time to Japan Standard Time — live converter with a full hour-by-hour table
Right now it is 00:32 in GST (UTC+04:00) and 05:32 in JST (UTC+09:00). JST is 5 hours ahead of GST (+5h).
Time now in GST
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Time now in JST
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GST to JST conversion table
| GST | JST | GST | JST |
|---|---|---|---|
| 00:00 | 05:00 | 12:00 | 17:00 |
| 01:00 | 06:00 | 13:00 | 18:00 |
| 02:00 | 07:00 | 14:00 | 19:00 |
| 03:00 | 08:00 | 15:00 | 20:00 |
| 04:00 | 09:00 | 16:00 | 21:00 |
| 05:00 | 10:00 | 17:00 | 22:00 |
| 06:00 | 11:00 | 18:00 | 23:00 |
| 07:00 | 12:00 | 19:00 | 00:00 |
| 08:00 | 13:00 | 20:00 | 01:00 |
| 09:00 | 14:00 | 21:00 | 02:00 |
| 10:00 | 15:00 | 22:00 | 03:00 |
| 11:00 | 16:00 | 23:00 | 04:00 |
Best time to call or meet
Standard business hours, expressed in both zones:
- 9:00–17:00 in GST is 14:00 to 22:00 in JST
- 9:00–17:00 in JST is 04:00 to 12:00 in GST
FAQ
What is the time difference between GST and JST?
JST is 5 hours ahead of GST. GST is UTC+04:00 and JST is UTC+09:00.
What is the best time to call from GST to JST?
9:00 to 17:00 in GST corresponds to 14:00 to 22:00 in JST. Schedule calls inside the business-hours overlap of both zones.
More about these zones
- Gulf Standard TimeUTC+04:00
- Japan Standard TimeUTC+09:00
- Convert JST to GST insteadreverse direction
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