Pair comparison · Japan ↔ South Korea

Tokyo vs Seoul

Compare local time, working-hour overlap, travel distance, weather, holidays, and hand-off windows between Tokyo, Japan and Seoul, South Korea.

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Japan

Tokyo

09:07:15 PM

Wednesday, April 22, 2026

Zone

GMT+9

Asia/Tokyo

Weather

17°C

Partly cloudy

Next holiday: Shōwa Day on 2026-04-29.

South Korea

Seoul

09:07:15 PM

Wednesday, April 22, 2026

Zone

GMT+9

Asia/Seoul

Weather

13°C

Clear sky

Next holiday: Children's Day on 2026-05-05.

Business-hours overlap

Best meeting windows

Drag the UTC window to see how Tokyo and Seoul line up across working, early/late, and sleep hours.

Meeting Planner Timeline

Drag the blue window. Green = working hours, amber = early/late, navy = sleep.

Tokyo

23:00

Seoul

23:00

UTC Hour: 14:00

Meeting windows and coordination notes

Tokyo	Seoul	Day relation
9:00 AM	9:00 AM	same day
12:00 PM	12:00 PM	same day
3:00 PM	3:00 PM	same day
6:00 PM	6:00 PM	same day
9:00 PM	9:00 PM	same day

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Tokyo holiday and weather context

Current weather: Partly cloudy at 17°C.

Shōwa Day lands on 2026-04-29.

Constitution Memorial Day lands on 2026-05-04.

Seoul holiday and weather context

Current weather: Clear sky at 13°C.

Children's Day lands on 2026-05-05.

Buddha's Birthday lands on 2026-05-24.

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Frequently asked questions

What is the time difference between Tokyo and Seoul?: +0h. Same calendar day.
Do Tokyo and Seoul share business hours?: Yes. Their cleanest shared window runs from 9:00 AM to 5:00 PM.
Is there a DST mismatch between Tokyo and Seoul?: No major DST mismatch is active right now, so the gap is currently stable.

Tokyo

Seoul

Day relation

9:00 AM

same day

12:00 PM

same day

3:00 PM

same day

6:00 PM

same day

9:00 PM

same day

Frequently asked questions

What is the time difference between Tokyo and Seoul?

+0h. Same calendar day.

Do Tokyo and Seoul share business hours?

Yes. Their cleanest shared window runs from 9:00 AM to 5:00 PM.

Is there a DST mismatch between Tokyo and Seoul?

No major DST mismatch is active right now, so the gap is currently stable.