Rapid City to Tokyo time converter

Tokyo is 15 hours ahead of Rapid City. When it is 9:00 AM in Rapid City, it is 12:00 AM (Tue, Oct 20) in Tokyo.

Rapid City MDT

Monday, October 19, 2026

Tokyo JST

Tuesday, October 20, 2026

Rapid City
South Dakota, United States
Mon, Oct 19
MDTUTC-6
Tokyo
Japan
Tue, Oct 20
JSTUTC+9+15h
Finding your time zone…
Shared working hours (9:00–18:00)

Rapid City to Tokyo conversion table

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

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

Best time to call or meet

Working hours don't overlap fully. The closest fit is 4:00 PM – 6:00 PM in Rapid City (7:00 AM – 9:00 AM in Tokyo): working hours on one side, early or late on the other.

Daylight saving time and the difference

The difference changes during the year because Rapid City and Tokyo switch clocks on different dates:

  • Oct 19, 2026 – Nov 1, 2026: +15h
  • Nov 1, 2026 – Mar 14, 2027: +16h
  • Mar 14, 2027 – Oct 19, 2027: +15h

Distance

Rapid City and Tokyo are 9,111 km (5,661 miles) apart in a straight line.

More conversions

Tokyo to Rapid CityRapid City to New YorkRapid City to LondonRapid City to Los AngelesRapid City to ChicagoRapid City to TorontoRapid City to São PauloRapid City to ParisRapid City to BerlinRapid City to MoscowRapid City to DubaiRapid City to New DelhiRapid City to Bangkok
New York to TokyoLondon to TokyoLos Angeles to TokyoChicago to TokyoToronto to TokyoSão Paulo to TokyoParis to TokyoBerlin to TokyoMoscow to TokyoDubai to TokyoNew Delhi to TokyoBangkok to Tokyo

Questions and answers

What is the time difference between Rapid City and Tokyo?

Tokyo is 15 hours ahead of Rapid City.

What time is it in Tokyo when it is 9 AM in Rapid City?

When it is 9:00 AM in Rapid City, it is 12:00 AM (Tue, Oct 20) in Tokyo.

When is the best time to call Tokyo from Rapid City?

Working hours don't overlap fully. The closest fit is 4:00 PM – 6:00 PM in Rapid City (7:00 AM – 9:00 AM in Tokyo): working hours on one side, early or late on the other.

Does the time difference between Rapid City and Tokyo change?

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