🇯🇵JST→🇰🇷KST
JST to KST Timezone Converter
Japan Standard Time (UTC+9) is 0 hours behind Korea Standard Time (UTC+9). 9 hours of standard working-hours overlap per day.
JST
UTC+9
Japan Standard Time
Difference
0h
JST is 0h behind
KST
UTC+9
Korea Standard Time
JST Working Hours in KST
Standard working hours (9 am – 6 pm) in JST and the equivalent time.
| 🇯🇵 Tokyo (JST) | 🇰🇷 Seoul (KST) | Status |
|---|---|---|
| 9:00 am | 9:00 am | Working Hours |
| 10:00 am | 10:00 am | Working Hours |
| 11:00 am | 11:00 am | Working Hours |
| 12:00 pm | 12:00 pm | Working Hours |
| 1:00 pm | 1:00 pm | Working Hours |
| 2:00 pm | 2:00 pm | Working Hours |
| 3:00 pm | 3:00 pm | Working Hours |
| 4:00 pm | 4:00 pm | Working Hours |
| 5:00 pm | 5:00 pm | Working Hours |
| 6:00 pm | 6:00 pm | Stretch |
Frequently Asked Questions
What is the difference between JST and KST?
JST is UTC+9 and KST is UTC+9. The difference is 0 hours.
Does JST observe daylight saving time?
Some timezone abbreviations like JST refer to standard time only. During daylight saving periods, the actual offset may change by 1 hour. The Timezone Meeting Planner handles DST automatically using your browser's timezone data.
What is the best meeting time for JST and KST?
There are 9 hours of overlap between standard working hours in both zones. Open the planner to see the exact window visually.