Time difference between Japan and South Korea
Japan
UTC+9
--:--:--
South Korea
UTC+9
--:--:--
Japan and South Korea are on the same time
Best time for a call or meeting
Japan 09:00–18:00 = South Korea 09:00–18:00
Both cities are within business hours (9:00–18:00).
Convert a specific time
→ South Korea
Hour-by-hour conversion
| Japan | South Korea |
|---|---|
| 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 |
Business hours 9–18 Waking hours 7–22 Night / early morning
Daylight saving time can change the difference by season. Shown values reflect the current offset.
Frequently asked questions
How many hours is the time difference between Japan and South Korea?
Japan and South Korea are on the same time. When it is 12:00 noon in Japan, it is 12:00 in South Korea.
Does daylight saving time affect the difference?
No. Neither place observes daylight saving time, so the difference stays the same all year.
What is the best time for a call or meeting?
Japan 09:00–18:00 = South Korea 09:00–18:00. Both cities are within business hours (9:00–18:00).
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