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Convert GST to JST Time - Free Time Zone Converter

Convert Gulf Standard Time (GST) to Japan Standard Time (JST, UTC+9) for regional business calls. Free converter with real-time conversion, meeting time planner, and business hours comparison for GST to JST 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.

🌍
GST
Gulf Standard Time
Current Time
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🕐
JST
Japan Standard Time
Current Time
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Converted Time
Select a time to convert
Time Difference
-
Your Local Time
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UTC Time
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GST to JST Time Zone Difference

Japan Standard Time is 5 hours ahead of Gulf Standard Time

Always up-to-date and accurate

24-Hour GST to JST Conversion Chart

Complete hourly conversion for Gulf Standard Time to Japan Standard Time

12:00 AM
GST
5:00 AM
JST
00:00 05:00
1:00 AM
GST
6:00 AM
JST
01:00 06:00
2:00 AM
GST
7:00 AM
JST
02:00 07:00
3:00 AM
GST
8:00 AM
JST
03:00 08:00
4:00 AM
GST
9:00 AM
JST
04:00 09:00
5:00 AM
GST
10:00 AM
JST
05:00 10:00
6:00 AM
GST
11:00 AM
JST
06:00 11:00
7:00 AM
GST
12:00 PM
JST
07:00 12:00
8:00 AM
GST
1:00 PM
JST
08:00 13:00
9:00 AM
GST
2:00 PM
JST
09:00 14:00
10:00 AM
GST
3:00 PM
JST
10:00 15:00
11:00 AM
GST
4:00 PM
JST
11:00 16:00
12:00 PM
GST
5:00 PM
JST
12:00 17:00
1:00 PM
GST
6:00 PM
JST
13:00 18:00
2:00 PM
GST
7:00 PM
JST
14:00 19:00
3:00 PM
GST
8:00 PM
JST
15:00 20:00
4:00 PM
GST
9:00 PM
JST
16:00 21:00
5:00 PM
GST
10:00 PM
JST
17:00 22:00
6:00 PM
GST
11:00 PM
JST
18:00 23:00
7:00 PM
GST
12:00 AM
JST
(next day)
19:00 00:00
8:00 PM
GST
1:00 AM
JST
(next day)
20:00 01:00
9:00 PM
GST
2:00 AM
JST
(next day)
21:00 02:00
10:00 PM
GST
3:00 AM
JST
(next day)
22:00 03:00
11:00 PM
GST
4:00 AM
JST
(next day)
23:00 04:00

Best Meeting Times between Gulf Standard Time and Japan Standard Time

Optimal hours for calls between GST and JST

Business hours overlap available
9:00 AM GST → 2:00 PM JST
Business Hours
10:00 AM GST → 3:00 PM JST
Business Hours
11:00 AM GST → 4:00 PM JST
Business Hours

Based on standard business hours (9:00 AM - 6:00 PM) in each time zone

Time Zone Details

Technical information for both time zones

GST

Gulf Standard Time

Source timezone

UTC Offset 4.0 hours
Abbreviation GST
Type Standard Time
Status Active
JST

Japan Standard Time

Target timezone

UTC Offset 9.0 hours
Abbreviation JST
Type Standard Time
Status Active

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