Korea Standard Time to Japan Standard Time
Convert times between Korea Standard Time (KST, UTC+9:00) and Japan Standard Time (JST, UTC+9:00). Both timezones share the same UTC offset during standard time.
UTC+9:00→UTC+9:00
Live timezone converterUTC Offset Reference
| Timezone | Abbreviation | Standard offset | DST offset | Country |
|---|---|---|---|---|
| Korea Standard Time | KST | UTC+9:00 | — | South Korea |
| Japan Standard Time | JST | UTC+9:00 | — | Japan |
Standard Time Conversion (KST → JST)
| Korea Standard Time | Japan Standard Time |
|---|---|
| 12:00 AM KST | 12:00 AM JST |
| 6:00 AM KST | 6:00 AM JST |
| 9:00 AM KST | 9:00 AM JST |
| 12:00 PM KST | 12:00 PM JST |
| 3:00 PM KST | 3:00 PM JST |
| 6:00 PM KST | 6:00 PM JST |
| 9:00 PM KST | 9:00 PM JST |
Frequently Asked Questions
How do I convert KST to JST?
KST and JST are at the same UTC offset during standard time, so no adjustment is needed.
What is the current UTC offset for Korea Standard Time?
Korea Standard Time is always UTC+9:00 (KST) — it does not observe DST.
Is Japan Standard Time ahead or behind Korea Standard Time?
Japan Standard Time and Korea Standard Time are at the same UTC offset in standard time.
When is a good time to schedule a meeting between KST and JST?
A good overlap window is around 9:00 AM KST / 9:00 AM JST, which falls within business hours for both timezones.
Related Timezone Conversions
Korea Standard Time → China Standard TimeKST / CSTKorea Standard Time → Hong Kong TimeKST / HKTKorea Standard Time → US Eastern TimeKST / ESTKorea Standard Time → Greenwich Mean TimeKST / GMTKorea Standard Time → India Standard TimeKST / ISTKorea Standard Time → Australian Eastern TimeKST / AESTKorea Standard Time → Central European TimeKST / CETKorea Standard Time → US Pacific TimeKST / PST
Need the exact current time?
Use the live ToolsHub timezone converter to see current times, DST status, and schedule across time zones.