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Time difference between Osaka and Chicago

Chicago is 15 hours behind Osaka.

Osaka
Japan · Japan Standard Time
9:46 AM
Thursday, November 12, 2026
Chicago
United States · Central Standard Time
6:46 PM
Wednesday, November 11, 2026
Compare more placesChicago to Osaka

Osaka to Chicago time converter

Green rows are office hours in both places; light green rows are when both are awake.

OsakaChicago
12:00 AM9:00 AM (previous day)
1:00 AM10:00 AM (previous day)
2:00 AM11:00 AM (previous day)
3:00 AM12:00 PM (previous day)
4:00 AM1:00 PM (previous day)
5:00 AM2:00 PM (previous day)
6:00 AM3:00 PM (previous day)
7:00 AM4:00 PM (previous day)
8:00 AM5:00 PM (previous day)
9:00 AM6:00 PM (previous day)
10:00 AM7:00 PM (previous day)
11:00 AM8:00 PM (previous day)
12:00 PM9:00 PM (previous day)
1:00 PM10:00 PM (previous day)
2:00 PM11:00 PM (previous day)
3:00 PM12:00 AM
4:00 PM1:00 AM
5:00 PM2:00 AM
6:00 PM3:00 AM
7:00 PM4:00 AM
8:00 PM5:00 AM
9:00 PM6:00 AM
10:00 PM7:00 AM
11:00 PM8:00 AM

Questions

What is the time difference between Osaka and Chicago?

Chicago is 15 hours behind Osaka. Osaka is on UTC+9 and Chicago is on UTC−6.

What time is it in Chicago when it is 9 AM in Osaka?

When it is 9:00 AM in Osaka, it is 6:00 PM the previous day in Chicago.

When is the best time to call Chicago from Osaka?

There are no shared office hours. The most comfortable time to call is 8:00 AM–1:00 PM in Osaka (5:00 PM–10:00 PM in Chicago), when both places are awake.

Which days are working days in both Osaka and Chicago?

Both Osaka and Chicago usually work Monday to Friday.

Does the time difference between Osaka and Chicago change?

Yes. Because of daylight saving time, the difference changes on Sunday, March 14, 2027, when Chicago will be 14 hours behind Osaka.

Osaka is 15 hours ahead of Chicago. More: time in Osaka · time in Chicago

Time difference from Osaka to other cities

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Time difference from Chicago