iformat.io
Convert Korea Standard Time (KST) to Japan Standard Time (JST, UTC+9) for regional business calls. Free converter with real-time conversion, meeting time planner, and business hours comparison for Seoul to Tokyo coordination. Includes 24-hour conversion table and live time displays. Perfect for international scheduling and global team collaboration. Works on all devices with accurate, reliable results.
Korea Standard Time and Japan Standard Time are in the same time zone
Complete hourly conversion for Korea Standard Time to Japan Standard Time
| Korea Standard Time | Japan Standard Time | 24-Hour KST | 24-Hour JST |
|---|---|---|---|
| 12:00 AM | 12:00 AM | 00:00 | 00:00 |
| 1:00 AM | 1:00 AM | 01:00 | 01:00 |
| 2:00 AM | 2:00 AM | 02:00 | 02:00 |
| 3:00 AM | 3:00 AM | 03:00 | 03:00 |
| 4:00 AM | 4:00 AM | 04:00 | 04:00 |
| 5:00 AM | 5:00 AM | 05:00 | 05:00 |
| 6:00 AM | 6:00 AM | 06:00 | 06:00 |
| 7:00 AM | 7:00 AM | 07:00 | 07:00 |
| 8:00 AM | 8:00 AM | 08:00 | 08:00 |
| 9:00 AM | 9:00 AM | 09:00 | 09:00 |
| 10:00 AM | 10:00 AM | 10:00 | 10:00 |
| 11:00 AM | 11:00 AM | 11:00 | 11:00 |
| 12:00 PM | 12:00 PM | 12:00 | 12:00 |
| 1:00 PM | 1:00 PM | 13:00 | 13:00 |
| 2:00 PM | 2:00 PM | 14:00 | 14:00 |
| 3:00 PM | 3:00 PM | 15:00 | 15:00 |
| 4:00 PM | 4:00 PM | 16:00 | 16:00 |
| 5:00 PM | 5:00 PM | 17:00 | 17:00 |
| 6:00 PM | 6:00 PM | 18:00 | 18:00 |
| 7:00 PM | 7:00 PM | 19:00 | 19:00 |
| 8:00 PM | 8:00 PM | 20:00 | 20:00 |
| 9:00 PM | 9:00 PM | 21:00 | 21:00 |
| 10:00 PM | 10:00 PM | 22:00 | 22:00 |
| 11:00 PM | 11:00 PM | 23:00 | 23:00 |
Optimal hours for calls between KST and JST
Based on standard business hours (9:00 AM - 6:00 PM) in each time zone
Technical information for both time zones
Source timezone
Target timezone
