Time difference between Tokyo and Seoul
Tokyo and Seoul are in the same time zone
Right now
Tokyo
01:38
JST ·
UTC+9
Seoul
01:38
KST ·
UTC+9
Best time for a call between Tokyo and Seoul
Hours highlighted in green work for everyone on the list.
- 09:00 Tokyo 09:00 Seoul
- 10:00 Tokyo 10:00 Seoul
- 11:00 Tokyo 11:00 Seoul
Hour by hour: Tokyo to Seoul
Working hours are shaded. The rows marked with a star are the ones we recommend for a call.
| Tokyo (reference) | Seoul | |
|---|---|---|
| 00:00 | 00:00 | |
| 01:00 | 01:00 | |
| 02:00 | 02:00 | |
| 03:00 | 03:00 | |
| 04:00 | 04:00 | |
| 05:00 | 05:00 | |
| 06:00 | 06:00 | |
| 07:00 | 07:00 | |
| 08:00 | 08:00 | |
| ★ | 09:00 | 09:00 |
| ★ | 10:00 | 10:00 |
| ★ | 11:00 | 11:00 |
| 12:00 | 12:00 | |
| 13:00 | 13:00 | |
| 14:00 | 14:00 | |
| 15:00 | 15:00 | |
| 16:00 | 16:00 | |
| 17:00 | 17:00 | |
| 18:00 | 18:00 | |
| 19:00 | 19:00 | |
| 20:00 | 20:00 | |
| 21:00 | 21:00 | |
| 22:00 | 22:00 | |
| 23:00 | 23:00 |
Table built for August 27, 2026. The live values above update in your browser.
Daylight saving time
Neither city observes daylight saving time, so the difference is fixed all year.
Frequently asked questions
What is the time difference between Tokyo and Seoul?
Tokyo and Seoul are in the same time zone
What is the best time to call between Tokyo and Seoul?
The most convenient slot is 09:00 Tokyo / 09:00 Seoul. That keeps the call inside working hours in both cities.
Does the difference between Tokyo and Seoul change during the year?
Neither city observes daylight saving time, so the difference is fixed all year.