Rio de Janeiro to Nagaoka time converter

Nagaoka is 12 hours ahead of Rio de Janeiro. When it is 9:00 AM in Rio de Janeiro, it is 9:00 PM in Nagaoka.

Rio de Janeiro BRT

Wednesday, October 21, 2026

Nagaoka JST

Thursday, October 22, 2026

Rio de Janeiro
Brazil
Wed, Oct 21
BRTUTC-3
Nagaoka
Japan
Thu, Oct 22
JSTUTC+9+12h
Finding your time zone…
Shared working hours (9:00–18:00)

Rio de Janeiro to Nagaoka conversion table

Every hour of today in Rio de Janeiro and the matching time in Nagaoka. Light rows are typical working hours (9:00–18:00).

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

Best time to call or meet

Working hours don't overlap fully. The closest fit is 9:00 AM – 10:00 AM in Rio de Janeiro (9:00 PM – 10:00 PM in Nagaoka): working hours on one side, early or late on the other.

Daylight saving time and the difference

The difference stays 12 hours all year.

Distance

Rio de Janeiro and Nagaoka are 18,386 km (11,425 miles) apart in a straight line.

More conversions

Nagaoka to Rio de JaneiroRio de Janeiro to New YorkRio de Janeiro to LondonRio de Janeiro to Los AngelesRio de Janeiro to ChicagoRio de Janeiro to TorontoRio de Janeiro to São PauloRio de Janeiro to ParisRio de Janeiro to BerlinRio de Janeiro to MoscowRio de Janeiro to DubaiRio de Janeiro to New DelhiRio de Janeiro to Bangkok
New York to NagaokaLondon to NagaokaLos Angeles to NagaokaChicago to NagaokaToronto to NagaokaSão Paulo to NagaokaParis to NagaokaBerlin to NagaokaMoscow to NagaokaDubai to NagaokaNew Delhi to NagaokaBangkok to Nagaoka

Questions and answers

What is the time difference between Rio de Janeiro and Nagaoka?

Nagaoka is 12 hours ahead of Rio de Janeiro.

What time is it in Nagaoka when it is 9 AM in Rio de Janeiro?

When it is 9:00 AM in Rio de Janeiro, it is 9:00 PM in Nagaoka.

When is the best time to call Nagaoka from Rio de Janeiro?

Working hours don't overlap fully. The closest fit is 9:00 AM – 10:00 AM in Rio de Janeiro (9:00 PM – 10:00 PM in Nagaoka): working hours on one side, early or late on the other.

Does the time difference between Rio de Janeiro and Nagaoka change?

No. The difference stays 12 hours all year.