JST to BRT time converter

BRT is 12 hours behind JST. When it is 9:00 AM in JST, it is 9:00 PM (Fri, Oct 16) in BRT.

JST UTC+9

Saturday, October 17, 2026

BRT UTC-3

Friday, October 16, 2026

JST
Japan Standard Time
Sat, Oct 17
UTC+9
BRT
Brasília Time
Fri, Oct 16
UTC-3-12h
Finding your time zone…
Shared working hours (9:00–18:00)

JST to BRT conversion table

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

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

Best time to call or meet

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

Daylight saving time and the difference

The difference stays 12 hours all year.

More conversions

BRT to JSTJST to UTCJST to GMTJST to ESTJST to CSTJST to MSTJST to PSTJST to CETJST to MSKJST to GSTJST to PKTJST to ISTJST to SGT
UTC to BRTGMT to BRTEST to BRTCST to BRTMST to BRTPST to BRTCET to BRTMSK to BRTGST to BRTPKT to BRTIST to BRTSGT to BRT

Questions and answers

What is the time difference between JST and BRT?

BRT is 12 hours behind JST.

What time is it in BRT when it is 9 AM in JST?

When it is 9:00 AM in JST, it is 9:00 PM (Fri, Oct 16) in BRT.

When is the best time to call BRT from JST?

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

Does the time difference between JST and BRT change?

No. The difference stays 12 hours all year.