GMT to Tokyo Time Converter
Convert Greenwich Mean Time to Tokyo instantly.
Scroll the timeline to check any hour of the day.
Greenwich Mean Time
GMT
6:07
Tokyo
JST
3:07
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How the GMT to Tokyo time difference works
Tokyo is 9 hours ahead of GMT. Greenwich Mean Time (GMT) is the fixed UTC+0 reference time, used by the United Kingdom and Ireland in winter. Tokyo (JST) is a city in Japan. For example, 9:00 AM GMT is 6:00 PM Tokyo. Scroll the timeline above to convert any moment, or use the chart below for a quick reference.
Time difference
9 hours
Daylight saving
Neither
GMT offset
UTC+0
Tokyo offset
UTC+9
GMT to Tokyo conversion chart
| Greenwich Mean Time (GMT) | Tokyo (JST) |
|---|---|
| 12:00 AM | 9:00 AM |
| 1:00 AM | 10:00 AM |
| 2:00 AM | 11:00 AM |
| 3:00 AM | 12:00 PM |
| 4:00 AM | 1:00 PM |
| 5:00 AM | 2:00 PM |
| 6:00 AM | 3:00 PM |
| 7:00 AM | 4:00 PM |
| 8:00 AM | 5:00 PM |
| 9:00 AM | 6:00 PM |
| 10:00 AM | 7:00 PM |
| 11:00 AM | 8:00 PM |
| 12:00 PM | 9:00 PM |
| 1:00 PM | 10:00 PM |
| 2:00 PM | 11:00 PM |
| 3:00 PM | 12:00 AM +1 day |
| 4:00 PM | 1:00 AM +1 day |
| 5:00 PM | 2:00 AM +1 day |
| 6:00 PM | 3:00 AM +1 day |
| 7:00 PM | 4:00 AM +1 day |
| 8:00 PM | 5:00 AM +1 day |
| 9:00 PM | 6:00 AM +1 day |
| 10:00 PM | 7:00 AM +1 day |
| 11:00 PM | 8:00 AM +1 day |
Cities in each time zone
Greenwich Mean Time (GMT)
LondonDublinLisbonEdinburghManchester
Tokyo (JST)
OsakaNagoyaSapporoFukuokaKobeKyoto
GMT to Tokyo questions
Is Tokyo ahead of or behind GMT?
Tokyo is 9 hours ahead of GMT. So 9:00 AM GMT is 6:00 PM Tokyo, and 5:00 PM GMT is 2:00 AM Tokyo.
What time is it in Tokyo when it is 12:00 PM GMT?
When it is 12:00 PM (noon) GMT in Greenwich Mean Time, it is 9:00 PM Tokyo in Tokyo.
How many hours difference is there between GMT and Tokyo?
There is a 9 hours difference. Tokyo (JST) runs 9 hours ahead of Greenwich Mean Time (GMT).
Do GMT and Tokyo observe daylight saving time?
Neither Greenwich Mean Time nor Tokyo shifts its clocks for daylight saving time, so the 9 hours difference between them is the same all year. The United Kingdom and Ireland use GMT only in winter; from late March to late October they switch to British Summer Time (BST), one hour ahead of GMT.
What is the best time to schedule a meeting between GMT and Tokyo?
A standard 9-to-5 workday in Greenwich Mean Time and Tokyo does not overlap, so pick the early morning in the later zone or the late evening in the earlier zone.
Which cities use GMT and Tokyo?
Greenwich Mean Time (GMT) covers cities such as London, Dublin, Lisbon, Edinburgh, Manchester. Tokyo (JST) covers cities such as Osaka, Nagoya, Sapporo, Fukuoka, Kobe, Kyoto.