Tokyo vs Portsmouth Time
Time difference and business hours comparison
Tokyo
Japan
--:--:--
GMT+9 · GMT+9
-8h
time difference
Portsmouth
United Kingdom
--:--:--
GMT+1 · GMT+1
Business Hours Overlap
Showing when 9:00 AM – 5:00 PM business hours overlap between both cities.
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Both in business hours
One city only
Outside business hours
Best Time to Call
Call Tokyo from Portsmouth
No overlap
Call Portsmouth from Tokyo
No overlap
Key Facts
Tokyo Timezone
GMT+9
Portsmouth Timezone
GMT+1
Tokyo UTC Offset
GMT+9
Portsmouth UTC Offset
GMT+1
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