BST to JST Time Converter
Convert British Summer Time to Japan Standard Time instantly.
Scroll the timeline to check any hour of the day.
British Summer Time
BST
7:06
Japan Standard Time
JST
3:06
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How the BST to JST time difference works
JST is 8 hours ahead of BST. British Summer Time (BST) is the spring-to-autumn daylight time of the United Kingdom, fixed at one hour ahead of GMT. Japan Standard Time (JST) is the time zone of Japan. For example, 9:00 AM BST is 5:00 PM JST. Scroll the timeline above to convert any moment, or use the chart below for a quick reference.
Time difference
8 hours
Daylight saving
Neither
BST offset
UTC+1
JST offset
UTC+9
BST to JST conversion chart
| British Summer Time (BST) | Japan Standard Time (JST) |
|---|---|
| 12:00 AM | 8:00 AM |
| 1:00 AM | 9:00 AM |
| 2:00 AM | 10:00 AM |
| 3:00 AM | 11:00 AM |
| 4:00 AM | 12:00 PM |
| 5:00 AM | 1:00 PM |
| 6:00 AM | 2:00 PM |
| 7:00 AM | 3:00 PM |
| 8:00 AM | 4:00 PM |
| 9:00 AM | 5:00 PM |
| 10:00 AM | 6:00 PM |
| 11:00 AM | 7:00 PM |
| 12:00 PM | 8:00 PM |
| 1:00 PM | 9:00 PM |
| 2:00 PM | 10:00 PM |
| 3:00 PM | 11:00 PM |
| 4:00 PM | 12:00 AM +1 day |
| 5:00 PM | 1:00 AM +1 day |
| 6:00 PM | 2:00 AM +1 day |
| 7:00 PM | 3:00 AM +1 day |
| 8:00 PM | 4:00 AM +1 day |
| 9:00 PM | 5:00 AM +1 day |
| 10:00 PM | 6:00 AM +1 day |
| 11:00 PM | 7:00 AM +1 day |
Cities in each time zone
British Summer Time (BST)
LondonManchesterBirminghamGlasgowLiverpoolEdinburgh
Japan Standard Time (JST)
TokyoOsakaYokohamaNagoyaSapporo
BST to JST questions
Is JST ahead of or behind BST?
JST is 8 hours ahead of BST. So 9:00 AM BST is 5:00 PM JST, and 5:00 PM BST is 1:00 AM JST.
What time is it in JST when it is 12:00 PM BST?
When it is 12:00 PM (noon) BST in British Summer Time, it is 8:00 PM JST in Japan Standard Time.
How many hours difference is there between BST and JST?
There is a 8 hours difference. Japan Standard Time (JST) runs 8 hours ahead of British Summer Time (BST).
Do BST and JST observe daylight saving time?
Neither British Summer Time nor Japan Standard Time shifts its clocks for daylight saving time, so the 8 hours difference between them is the same all year. BST is itself the daylight-saving period of the United Kingdom: clocks there run on BST from late March to late October and return to GMT in winter.
What is the best time to schedule a meeting between BST and JST?
A standard 9-to-5 workday in British Summer Time and Japan Standard Time does not overlap, so pick the early morning in the later zone or the late evening in the earlier zone.
Which cities use BST and JST?
British Summer Time (BST) covers cities such as London, Manchester, Birmingham, Glasgow, Liverpool, Edinburgh. Japan Standard Time (JST) covers cities such as Tokyo, Osaka, Yokohama, Nagoya, Sapporo.