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Osaka is 3.5 hours ahead of Kolkata

Best overlap: 8:30 AM to 2:30 PM in Kolkata is 12:00 PM to 6:00 PM in Osaka.

Both teams are at their desks between 8:30 AM to 2:30 PM in Kolkata and 12:00 PM to 6:00 PM in Osaka. A 6-hour overlap gives you real choice here — early or late in the window both work comfortably.

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Kolkata
Asia/Kolkata
Osaka
Asia/Tokyo

Frequently Asked Questions

What is the time difference between Osaka and Kolkata?
Kolkata is 3.5 hours behind Osaka.
What are the best overlapping working hours between Osaka and Kolkata?
The best time to meet is between 12:00 PM to 6:00 PM in Osaka, which corresponds to 8:30 AM to 2:30 PM in Kolkata.
How many hours overlap between Osaka and Kolkata during a typical workday?
There are about 6 overlapping hours per day.
Does Daylight Saving Time affect the time difference between Osaka and Kolkata?
Neither Osaka nor Kolkata observes Daylight Saving Time, so the time difference remains consistent year-round.

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