Meeting time

Best time to meet: Tokyo and Buenos Aires

Tokyo is 12 hours ahead of Buenos Aires right now, so their working days do not overlap. The time that asks least of both is 6:30 AM in Tokyo, which is 6:30 PM in Buenos Aires — one of you starts early or stays late.

Wed 12:56 AMTokyo · Japan Standard TimeTue 12:56 PMBuenos Aires · Argentina Standard Time
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Hour by hour

With the clocks as they are on November 11, 2026, Tokyo time on the left. A working day here is 9 AM to 5 PM.

TokyoBuenos Aires
6 AM6 PM day beforeBoth off
7 AM7 PM day beforeBoth off
8 AM8 PM day beforeBoth off
9 AM9 PM day beforeTokyo at work
10 AM10 PM day beforeTokyo at work
11 AM11 PM day beforeTokyo at work
12 PM12 AMTokyo at work
1 PM1 AMTokyo at work
2 PM2 AMTokyo at work
3 PM3 AMTokyo at work
4 PM4 AMTokyo at work
5 PM5 AMBoth off
6 PM6 AMBoth off
7 PM7 AMBoth off
8 PM8 AMBoth off
9 PM9 AMBuenos Aires at work
10 PM10 AMBuenos Aires at work

All year

The gap between Tokyo and Buenos Aires does not move during the year, so the table above holds all year.

Buenos Aires keeps the same clock as São Paulo.

Questions people ask

What time is it in Buenos Aires when it is 9 AM in Tokyo?
9 PM in Buenos Aires, the day before, while Tokyo is 12 hours ahead.
When is the best time for a call between Tokyo and Buenos Aires?
6:30 AM in Tokyo, which is 6:30 PM in Buenos Aires. Their working days do not overlap, so this is the fairest time for both.
Does the time difference between Tokyo and Buenos Aires change during the year?
No. It stays 12 hours all year: the clocks either do not change or change on the same day in both.

More cities

New York and TokyoNo shared working hours · fairest at 5:30 PM New York timeLondon and TokyoNo shared working hours · fairest at 8 AM London timeSan Francisco and Tokyo1 hour of shared working day · meet at 4 PM San Francisco timeBangalore and Tokyo4 hours 30 minutes of shared working day · meet at 10 AM Bangalore timeSingapore and Tokyo7 hours of shared working day · meet at 10 AM Singapore timeLos Angeles and Tokyo1 hour of shared working day · meet at 4 PM Los Angeles timeSydney and Tokyo6 hours of shared working day · meet at 1:30 PM Sydney timeTokyo and BerlinNo shared working hours · fairest at 4:30 PM Tokyo timeTokyo and ChicagoNo shared working hours · fairest at 8 AM Tokyo timeTokyo and Dubai3 hours of shared working day · meet at 3 PM Tokyo timeTokyo and ParisNo shared working hours · fairest at 4:30 PM Tokyo timeTokyo and TorontoNo shared working hours · fairest at 7:30 AM Tokyo time

Every city from Tokyo · Every city from Buenos Aires · All cities · Plan across more than two cities

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