Osan to Tokyo time converter

Osan and Tokyo are on the same time. When it is 9:00 AM in Osan, it is 9:00 AM in Tokyo.

Osan KST

Saturday, October 17, 2026

Tokyo JST

Saturday, October 17, 2026

Osan
South Korea
Sat, Oct 17
KSTUTC+9
Tokyo
Japan
Sat, Oct 17
JSTUTC+9±0
Finding your time zone…
Shared working hours (9:00–18:00)

Osan to Tokyo conversion table

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

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

Best time to call or meet

Both sides are at work from 9:00 AM – 6:00 PM in Osan (9:00 AM – 6:00 PM in Tokyo).

Daylight saving time and the difference

The difference stays 0 hours all year.

Distance

Osan and Tokyo are 1,140 km (708 miles) apart in a straight line.

More conversions

Tokyo to OsanOsan to New YorkOsan to LondonOsan to Los AngelesOsan to ChicagoOsan to TorontoOsan to São PauloOsan to ParisOsan to BerlinOsan to MoscowOsan to DubaiOsan to New DelhiOsan 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 Osan and Tokyo?

Osan and Tokyo are on the same time.

What time is it in Tokyo when it is 9 AM in Osan?

When it is 9:00 AM in Osan, it is 9:00 AM in Tokyo.

When is the best time to call Tokyo from Osan?

Both sides are at work from 9:00 AM – 6:00 PM in Osan (9:00 AM – 6:00 PM in Tokyo).

Does the time difference between Osan and Tokyo change?

No. The difference stays 0 hours all year.