Gulf Standard Time to Japan Standard Time
Convert times between Gulf Standard Time (GST, UTC+4:00) and Japan Standard Time (JST, UTC+9:00). Japan Standard Time is 5 hours ahead of Gulf Standard Time in standard time.
UTC+4:00→UTC+9:00
Live timezone converterUTC Offset Reference
| Timezone | Abbreviation | Standard offset | DST offset | Country |
|---|---|---|---|---|
| Gulf Standard Time | GST | UTC+4:00 | — | UAE / Oman |
| Japan Standard Time | JST | UTC+9:00 | — | Japan |
Standard Time Conversion (GST → JST)
| Gulf Standard Time | Japan Standard Time |
|---|---|
| 12:00 AM GST | 5:00 AM JST |
| 6:00 AM GST | 11:00 AM JST |
| 9:00 AM GST | 2:00 PM JST |
| 12:00 PM GST | 5:00 PM JST |
| 3:00 PM GST | 8:00 PM JST |
| 6:00 PM GST | 11:00 PM JST |
| 9:00 PM GST | 2:00 AM (next day) JST |
Frequently Asked Questions
How do I convert GST to JST?
Add 5 hours to the GST time to get JST. For example, 9:00 AM GST = 2:00 PM JST.
What is the current UTC offset for Gulf Standard Time?
Gulf Standard Time is always UTC+4:00 (GST) — it does not observe DST.
Is Japan Standard Time ahead or behind Gulf Standard Time?
Japan Standard Time is 5 hours ahead of Gulf Standard Time in standard time.
When is a good time to schedule a meeting between GST and JST?
A good overlap window is around 9:00 AM GST / 2:00 PM JST, which falls within business hours for both timezones.
Related Timezone Conversions
Gulf Standard Time → China Standard TimeGST / CSTGulf Standard Time → Hong Kong TimeGST / HKTGulf Standard Time → Korea Standard TimeGST / KSTGulf Standard Time → US Eastern TimeGST / ESTGulf Standard Time → Greenwich Mean TimeGST / GMTGulf Standard Time → India Standard TimeGST / ISTGulf Standard Time → Australian Eastern TimeGST / AESTGulf Standard Time → Central European TimeGST / CET
Need the exact current time?
Use the live ToolsHub timezone converter to see current times, DST status, and schedule across time zones.