Osaka is currently 8 hours ahead of London.

Best times to meet

Standard 9 AM – 5 PM hours in London and Osaka do not overlap. The least-bad options are an early start in one city or a late evening call in the other — for example a 7–8 AM meeting in London, or a 6–8 PM meeting in Osaka.

Quick conversion table

Daylight saving

Heads up: the gap will widen to 9 hours around October 29, when one of the cities shifts for daylight saving. Double-check meeting times scheduled across that date.

Frequently asked questions

How many hours ahead is Osaka than London?

Osaka is 8 hours ahead of London.

What time is 9 AM in London in Osaka?

9:00 AM in London is 5:00 PM in Osaka.

Do London and Osaka observe daylight saving?

Heads up: the gap will widen to 9 hours around October 29, when one of the cities shifts for daylight saving. Double-check meeting times scheduled across that date.

When is the best time to call Osaka from London?

London and Osaka business hours don't overlap. The closest options are early mornings in London or late evenings, when one side stretches outside 9–5.

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