Tokyo to Irkutsk Oblast time converter

Irkutsk Oblast is 1 hour behind Tokyo. When it is 9:00 AM in Tokyo, it is 8:00 AM in Irkutsk Oblast.

Tokyo JST

Tuesday, October 20, 2026

Irkutsk Oblast IRKT

Tuesday, October 20, 2026

Tokyo
Japan
Tue, Oct 20
JSTUTC+9
Irkutsk Oblast
Russia
Tue, Oct 20
IRKTUTC+8-1h
Finding your time zone…
Shared working hours (9:00–18:00)

Tokyo to Irkutsk Oblast conversion table

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

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

Best time to call or meet

Both sides are at work from 10:00 AM – 6:00 PM in Tokyo (9:00 AM – 5:00 PM in Irkutsk Oblast).

Daylight saving time and the difference

The difference stays 1 hour all year.

More conversions

Irkutsk Oblast 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 Irkutsk OblastLondon to Irkutsk OblastLos Angeles to Irkutsk OblastChicago to Irkutsk OblastToronto to Irkutsk OblastSão Paulo to Irkutsk OblastParis to Irkutsk OblastBerlin to Irkutsk OblastMoscow to Irkutsk OblastDubai to Irkutsk OblastNew Delhi to Irkutsk OblastBangkok to Irkutsk Oblast

Questions and answers

What is the time difference between Tokyo and Irkutsk Oblast?

Irkutsk Oblast is 1 hour behind Tokyo.

What time is it in Irkutsk Oblast when it is 9 AM in Tokyo?

When it is 9:00 AM in Tokyo, it is 8:00 AM in Irkutsk Oblast.

When is the best time to call Irkutsk Oblast from Tokyo?

Both sides are at work from 10:00 AM – 6:00 PM in Tokyo (9:00 AM – 5:00 PM in Irkutsk Oblast).

Does the time difference between Tokyo and Irkutsk Oblast change?

No. The difference stays 1 hour all year.