Tokyo to South Riding time converter

South Riding is 13 hours behind Tokyo. When it is 9:00 AM in Tokyo, it is 8:00 PM (Tue, Oct 20) in South Riding.

Tokyo JST

Wednesday, October 21, 2026

South Riding EDT

Tuesday, October 20, 2026

Tokyo
Japan
Wed, Oct 21
JSTUTC+9
South Riding
Virginia, United States
Tue, Oct 20
EDTUTC-4-13h
Finding your time zone…
Shared working hours (9:00–18:00)

Tokyo to South Riding conversion table

Every hour of today in Tokyo and the matching time in South Riding. Light rows are typical working hours (9:00–18:00).

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

Best time to call or meet

Working hours don't overlap fully. The closest fit is 9:00 AM – 11:00 AM in Tokyo (8:00 PM – 10:00 PM in South Riding): working hours on one side, early or late on the other.

Daylight saving time and the difference

The difference changes during the year because Tokyo and South Riding switch clocks on different dates:

  • Oct 21, 2026 – Nov 1, 2026: -13h
  • Nov 1, 2026 – Mar 14, 2027: -14h
  • Mar 14, 2027 – Oct 21, 2027: -13h

Distance

Tokyo and South Riding are 10,882 km (6,762 miles) apart in a straight line.

More conversions

South Riding to TokyoTokyo to New YorkTokyo to LondonTokyo to Los AngelesTokyo to ChicagoTokyo to TorontoTokyo to São PauloTokyo to ParisTokyo to BerlinTokyo to MoscowTokyo to DubaiTokyo to New DelhiTokyo to Bangkok
New York to South RidingLondon to South RidingLos Angeles to South RidingChicago to South RidingToronto to South RidingSão Paulo to South RidingParis to South RidingBerlin to South RidingMoscow to South RidingDubai to South RidingNew Delhi to South RidingBangkok to South Riding

Questions and answers

What is the time difference between Tokyo and South Riding?

South Riding is 13 hours behind Tokyo.

What time is it in South Riding when it is 9 AM in Tokyo?

When it is 9:00 AM in Tokyo, it is 8:00 PM (Tue, Oct 20) in South Riding.

When is the best time to call South Riding from Tokyo?

Working hours don't overlap fully. The closest fit is 9:00 AM – 11:00 AM in Tokyo (8:00 PM – 10:00 PM in South Riding): working hours on one side, early or late on the other.

Does the time difference between Tokyo and South Riding change?

Yes, for part of the year, because daylight saving time starts and ends on different dates or applies on one side only.