London to Japan time converter
Japan is 8 hours ahead of London. When it is 9:00 AM in London, it is 5:00 PM in Japan.
3:57 AM in London, Tuesday, October 20, 2026
Shared working hours (9:00–18:00)
London to Japan conversion table
Every hour of today in London and the matching time in Japan. Light rows are typical working hours (9:00–18:00).
| London | Japan |
|---|---|
| 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 |
Best time to call or meet
Both sides are at work from 9:00 AM – 10:00 AM in London (5:00 PM – 6:00 PM in Japan).
Daylight saving time and the difference
The difference changes during the year because London and Japan switch clocks on different dates:
- Oct 20, 2026 – Oct 25, 2026: +8h
- Oct 25, 2026 – Mar 28, 2027: +9h
- Mar 28, 2027 – Oct 20, 2027: +8h
More conversions
Questions and answers
What is the time difference between London and Japan?
Japan is 8 hours ahead of London.
What time is it in Japan when it is 9 AM in London?
When it is 9:00 AM in London, it is 5:00 PM in Japan.
When is the best time to call Japan from London?
Both sides are at work from 9:00 AM – 10:00 AM in London (5:00 PM – 6:00 PM in Japan).
Does the time difference between London and Japan change?
Yes, for part of the year, because daylight saving time starts and ends on different dates or applies on one side only.