Tokyo to Seoul Time Converter

Tokyo and Seoul are in the same time zone · Tokyo UTC+9 · Seoul UTC+9

🇯🇵 Tokyo

🇰🇷 Seoul

Best time to connect

Working hours overlap: 9am–6pm Tokyo time. That's the window when both cities are in a typical 9-to-5 workday — ideal for calls and meetings.

Tokyo ↔ Seoul time difference explained

Tokyo and Seoul are in the same time zone. Tokyo, Japan runs on Asia/Tokyo (UTC+9) while Seoul, South Korea uses Asia/Seoul (UTC+9). The converter above stays accurate through daylight saving changes because it reads live UTC offsets rather than fixed values. Whether you're coordinating remote work, booking a call, or planning travel between Tokyo and Seoul, the working-hours overlap panel shows exactly when both cities are awake and at their desks.

Need more than the time? See the full Tokyo and Seoul remote-work guides — cost of living, internet speed and visa options.

More Tokyo conversions

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Hour-by-hour: Tokyo to Seoul

When it's this time in Tokyo, here's the time in Seoul — all 24 hours, in both 24-hour and 12-hour (am/pm) format.

00:00 · 12am00:00 · 12am

01:00 · 1am01:00 · 1am

02:00 · 2am02:00 · 2am

03:00 · 3am03:00 · 3am

04:00 · 4am04:00 · 4am

05:00 · 5am05:00 · 5am

06:00 · 6am06:00 · 6am

07:00 · 7am07:00 · 7am

08:00 · 8am08:00 · 8am

09:00 · 9am09:00 · 9am

10:00 · 10am10:00 · 10am

11:00 · 11am11:00 · 11am

12:00 · 12pm12:00 · 12pm

13:00 · 1pm13:00 · 1pm

14:00 · 2pm14:00 · 2pm

15:00 · 3pm15:00 · 3pm

16:00 · 4pm16:00 · 4pm

17:00 · 5pm17:00 · 5pm

18:00 · 6pm18:00 · 6pm

19:00 · 7pm19:00 · 7pm

20:00 · 8pm20:00 · 8pm

21:00 · 9pm21:00 · 9pm

22:00 · 10pm22:00 · 10pm

23:00 · 11pm23:00 · 11pm

Tokyo keeps Japan Standard Time (JST, UTC+9) all year. Seoul keeps Korea Standard Time (KST, UTC+9) all year. Both are on the same offset, so the clock reads the same hour in each city.

Frequently asked questions

What is the time difference between Tokyo and Seoul?

Tokyo and Seoul are in the same time zone. Tokyo is UTC+9 and Seoul is UTC+9. The live converter above updates every second and accounts for daylight saving time automatically.

When it's 9am in Tokyo, what time is it in Seoul?

Both cities share the same time, so 9am in Tokyo is 9am in Seoul.

What's the best time to schedule a call between Tokyo and Seoul?

The "best time to connect" panel above shows the live working-hours overlap — the window when both Tokyo and Seoul are within a typical 9-to-5 workday, ideal for meetings and calls.

Do Tokyo and Seoul observe daylight saving time?

Both cities' current UTC offsets are shown live above and adjust automatically when either region enters or leaves daylight saving time, so the converter is always accurate.