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Kolkata to Osaka time
Use TimeInOne to convert any local time in Kolkata, India to the corresponding time in Osaka, Japan.
The conversion uses Asia/Kolkata and Asia/Tokyo, including date-specific seasonal clock changes.
City Time Converter
Kolkata to Osaka Time Converter
Convert Kolkata, India time to Osaka, Japan. Compare local times, working hours and recommended meeting slots.
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Locations
About Kolkata and Osaka
Compare location details, time zones, populations and coordinates for both cities.
City information
Kolkata
India
- Country
- India
- IN
- Population
- 4,631,392
- Time zone
- Asia/Kolkata
- Coordinates
- 22.5626° N
- 88.3630° E
City information
Osaka
Japan
- Country
- Japan
- JP
- Population
- 2,753,862
- Time zone
- Asia/Tokyo
- Coordinates
- 34.6938° N
- 135.5011° E
Need the reverse conversion?
Convert Osaka time back to Kolkata.
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FAQ
Kolkata to Osaka time FAQ
Common questions about the time difference, daylight-saving rules and meeting hours between Kolkata and Osaka.
What is the time difference between Kolkata and Osaka?
Osaka is 3.5 hours ahead of Kolkata. The exact difference can change during the year when one location changes its clocks before the other.
Is Osaka ahead of Kolkata?
Yes. Osaka is currently 3.5 hours ahead of Kolkata.
What time is 9:00 AM in Kolkata in Osaka?
When it is 9:00 AM in Kolkata, it is 12:30:00 PM in Osaka on the current reference date. The result can differ during another part of the year because of daylight-saving changes.
Do Kolkata and Osaka observe daylight saving time?
Kolkata, India does not normally use a seasonal daylight-saving offset. Osaka, Japan does not normally use a seasonal daylight-saving offset. TimeInOne uses the IANA zones Asia/Kolkata and Asia/Tokyo for date-specific conversions.
What is the best meeting time between Kolkata and Osaka?
The next recommended working-hours overlap is 12:30 PM in Kolkata and 4:00 PM in Osaka, on Mon, Aug 17.