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Convert Japan Standard Time (JST) to Gulf Standard Time (GST, UTC+4) for regional business calls. Free converter with real-time conversion, meeting time planner, and business hours comparison for JST to GST coordination. Includes 24-hour conversion table and live time displays. Perfect for international scheduling and global team collaboration. Works on all devices with accurate, reliable results.
Gulf Standard Time is 5 hours behind Japan Standard Time
Complete hourly conversion for Japan Standard Time to Gulf Standard Time
| Japan Standard Time | Gulf Standard Time | 24-Hour JST | 24-Hour GST |
|---|---|---|---|
| 12:00 AM | 7:00 PM (previous day) | 00:00 | 19:00 |
| 1:00 AM | 8:00 PM (previous day) | 01:00 | 20:00 |
| 2:00 AM | 9:00 PM (previous day) | 02:00 | 21:00 |
| 3:00 AM | 10:00 PM (previous day) | 03:00 | 22:00 |
| 4:00 AM | 11:00 PM (previous day) | 04:00 | 23:00 |
| 5:00 AM | 12:00 AM | 05:00 | 00:00 |
| 6:00 AM | 1:00 AM | 06:00 | 01:00 |
| 7:00 AM | 2:00 AM | 07:00 | 02:00 |
| 8:00 AM | 3:00 AM | 08:00 | 03:00 |
| 9:00 AM | 4:00 AM | 09:00 | 04:00 |
| 10:00 AM | 5:00 AM | 10:00 | 05:00 |
| 11:00 AM | 6:00 AM | 11:00 | 06:00 |
| 12:00 PM | 7:00 AM | 12:00 | 07:00 |
| 1:00 PM | 8:00 AM | 13:00 | 08:00 |
| 2:00 PM | 9:00 AM | 14:00 | 09:00 |
| 3:00 PM | 10:00 AM | 15:00 | 10:00 |
| 4:00 PM | 11:00 AM | 16:00 | 11:00 |
| 5:00 PM | 12:00 PM | 17:00 | 12:00 |
| 6:00 PM | 1:00 PM | 18:00 | 13:00 |
| 7:00 PM | 2:00 PM | 19:00 | 14:00 |
| 8:00 PM | 3:00 PM | 20:00 | 15:00 |
| 9:00 PM | 4:00 PM | 21:00 | 16:00 |
| 10:00 PM | 5:00 PM | 22:00 | 17:00 |
| 11:00 PM | 6:00 PM | 23:00 | 18:00 |
Optimal hours for calls between JST and GST
Based on standard business hours (9:00 AM - 6:00 PM) in each time zone
Technical information for both time zones
Source timezone
Target timezone
Japan Standard Time (JST) is 5 hours ahead of Gulf Standard Time (GST), meaning you need to subtract 5 hours to convert from JST to GST.
For fast and accurate conversions between these time zones, you can use the JST to GST time converter available at iformat.io.
JST does not observe daylight saving time, so the 5-hour difference remains constant throughout the year.
Yes, our online tool at iformat.io allows you to input multiple times for batch conversion from JST to GST easily.
To manually convert, take your JST time and subtract 5 hours to get the corresponding GST time.
Detailed comparisons and explanations about JST and GST, including their respective offsets and usage, can be found on iformat.io.
Be aware of the 5-hour difference; scheduling during business hours in both time zones can facilitate better communication and attendance.
