WorldCityTime

Osaka to GST Time

Current time difference, live clocks, best time to call and 24-hour conversion chart.

Live Clocks
Osaka
1:48 PM
Wednesday Aug, 26, 2026
JST is 9 hours ahead of Universal Time (UTC+9)
Osaka, Osaka Prefecture, Japan Japan Standard Time
GST
8:48 AM
Wednesday Aug, 26, 2026
GST is 4 hours ahead of Universal Time (UTC+4)
Gulf Standard Time
12 AM6 AM12 PM6 PM11 PM
Osaka: 9 AM → GST: 2 PM
Good time to call — both cities are in working hours.
Time difference between Osaka and GST
-5h
Osaka is 5 hours ahead of GST.
Subtract 5 hours from Osaka time to get GST.

Osaka time (JST) is 9 hours ahead of Universal Time (UTC+9), and GST is 4 hours ahead of Universal Time (UTC+4).

Osaka to GST Time Conversion

When it is 12:00 PM in Osaka, it is 7:00 AM in GST.

The best time to schedule a call is between 2 PM and 5 PM in Osaka, which is between 9 AM and 12 PM in GST.

Osaka to GST time conversion chart (24 hours)
Highlighted rows are overlapping 9-to-5 business hours - the best time to schedule a call between Osaka and GST.
☼ The sun marks hours when it is daylight in that city.
Osaka TimeGST Time
12 AM Osaka Time ↔ 7 PM GST Time
1 AM Osaka Time ↔ 8 PM GST Time
2 AM Osaka Time ↔ 9 PM GST Time
3 AM Osaka Time ↔ 10 PM GST Time
4 AM Osaka Time ↔ 11 PM GST Time
5 AM Osaka Time ↔ 12 AM GST Time
☼6 AM Osaka Time ↔ 1 AM GST Time
☼7 AM Osaka Time ↔ 2 AM GST Time
☼8 AM Osaka Time ↔ 3 AM GST Time
☼9 AM Osaka Time ↔ 4 AM GST Time
☼10 AM Osaka Time ↔ 5 AM GST Time
☼11 AM Osaka Time ↔ 6 AM GST Time
Osaka TimeGST Time
☼12 PM Osaka Time ↔ 7 AM GST Time
☼1 PM Osaka Time ↔ 8 AM GST Time
☼2 PM Osaka Time ↔ 9 AM GST Time
☼3 PM Osaka Time ↔ 10 AM GST Time
☼4 PM Osaka Time ↔ 11 AM GST Time
☼5 PM Osaka Time ↔ 12 PM GST Time
6 PM Osaka Time ↔ 1 PM GST Time
7 PM Osaka Time ↔ 2 PM GST Time
8 PM Osaka Time ↔ 3 PM GST Time
9 PM Osaka Time ↔ 4 PM GST Time
10 PM Osaka Time ↔ 5 PM GST Time
11 PM Osaka Time ↔ 6 PM GST Time
Osaka to GST - Frequently Asked Questions
Q
What is the time difference between Osaka and GST?
A
Osaka is 5 hours ahead of GST.
Q
Is Osaka ahead of or behind GST?
A
Osaka is ahead of GST by 5 hours.
Q
When it is 9:00 AM in Osaka, what time is it in GST?
A
It is 4:00 AM in GST.
Quick Facts
Osaka zoneJST
GST zoneGST
Difference-5h
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Convert Osaka Time to GST
Hour by hour
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