London to Tokyo time.

Compare live times and plan your next meeting.

Live world clock

London

Weather…

United Kingdom Reference

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UTC offsetLocal time

Tokyo

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Japan

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UTC offsetLocal time

Find your overlap.

Comparing working hours · 8 AM–5 PM in each city

LondonLoading date…–:–– – –:––
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TokyoLoading date…–:–– – –:––
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Working hoursOutside workNight · 7 PM–7 AMShared hoursYour meeting
Use the arrow keys to move by 15 minutes, or Home and End to reach the start and end of the range.
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Checking shared working hours…

All timelines share one moment. Dates follow London. Daytime is 7 AM–7 PM, not sunrise/sunset.

Weekends included · Holidays not checked

Time difference and daylight saving

Tokyo is 9 hours ahead of London during UK standard time and 8 hours ahead during British Summer Time. Tokyo does not currently observe daylight saving.

Select a date and time above to compare the exact difference.

Finding a meeting time

Try London morning and Tokyo late afternoon. Default working-hour overlap can be short or unavailable; use custom hours when your actual schedules differ.

Use Working hours to set each city’s local schedule. Suggestions use 8 AM–5 PM by default, include weekends, and do not check holidays or calendars. Add to calendar exports your chosen moment; it does not send invitations.

Explore city times Houston London Tokyo New York Paris Sydney
Compare city pairsNew York–LondonNew York–Los AngelesLondon–TokyoNew York–TokyoSan Francisco–Mumbai

Saved city groups

Save up to 20 combinations on this device. Groups load only when you choose them. They save city order, not a meeting time or working hours. Clearing browser storage removes them.

Working hours

Set local hours for each city in 15-minute steps. An end earlier than the start means an overnight shift. Applies every day, including weekends.

Add to calendar

Downloads a calendar file for you to open and save in your calendar app. No invitations are sent.

Add a city

Add up to 6 cities. The first city is your reference time.

A 30-SECOND TOUR

Good timing starts here.

  1. Pick your places.

    Use Add city to choose the locations you want to compare. Your first city sets the date and time controls. Your device time zone chooses a reference city where available. You can change cities or try a comparison shortcut. Use Saved groups to name and reuse your city combinations on this device; select a group whenever you want to load it.

  2. Choose your moment.

    See the live time, or set a date and drag the timeline. Day and night labels help you spot the difference.

  3. Find time together.

    Use Find your overlap to compare working hours. Move the slider or tap a timeline to choose a meeting, then add it to your calendar, copy the times, or share a link.