Tokyo to Swansea Time Difference

24-Hour Comparison

Each column is the same moment in both cities, starting from right now and rolling forward 24 hours — daylight saving is already accounted for.

Best Time to Call

On a typical weekday (Monday–Friday).

Tokyo and Swansea have little to no overlap in typical business hours (9 AM–5 PM) — an early morning or evening call works best for one side.

Frequently Asked Questions

What is the time difference between Tokyo and Swansea?

Swansea is 8 hours behind Tokyo. Tokyo is currently UTC+9 and Swansea is UTC+1.

Is Swansea ahead of or behind Tokyo?

Swansea is behind Tokyo.

What is the best time to call Swansea from Tokyo?

Tokyo and Swansea have little to no overlap in typical business hours (9 AM–5 PM), even on a weekday — an early morning or evening call works best for one side.

What is the best time for a remote team standup between Tokyo and Swansea?

Tokyo and Swansea have little to no live overlap in typical business hours, so a synchronous standup rarely works for both sides. Instead, treat 05:00 PM in Tokyo (09:00 AM in Swansea) — the end of Tokyo's typical workday — as the async handoff point: write an end-of-day summary then, so the Swansea team has full context when their day starts.

Does the time difference between Tokyo and Swansea change during the year?

Yes. Tokyo and Swansea don't switch to daylight saving time on the same schedule, so the offset shifts by up to an hour for part of the year.