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Convert Japan Standard Time (JST) to Amazon Summer Time (AMST, UTC-3) for regional business calls. Free converter with real-time conversion, meeting time planner, and business hours comparison for JST to AMST 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.
Amazon Summer Time is 12 hours behind Japan Standard Time
Complete hourly conversion for Japan Standard Time to Amazon Summer Time
| Japan Standard Time | Amazon Summer Time | 24-Hour JST | 24-Hour AMST |
|---|---|---|---|
| 12:00 AM | 12:00 PM (previous day) | 00:00 | 12:00 |
| 1:00 AM | 1:00 PM (previous day) | 01:00 | 13:00 |
| 2:00 AM | 2:00 PM (previous day) | 02:00 | 14:00 |
| 3:00 AM | 3:00 PM (previous day) | 03:00 | 15:00 |
| 4:00 AM | 4:00 PM (previous day) | 04:00 | 16:00 |
| 5:00 AM | 5:00 PM (previous day) | 05:00 | 17:00 |
| 6:00 AM | 6:00 PM (previous day) | 06:00 | 18:00 |
| 7:00 AM | 7:00 PM (previous day) | 07:00 | 19:00 |
| 8:00 AM | 8:00 PM (previous day) | 08:00 | 20:00 |
| 9:00 AM | 9:00 PM (previous day) | 09:00 | 21:00 |
| 10:00 AM | 10:00 PM (previous day) | 10:00 | 22:00 |
| 11:00 AM | 11:00 PM (previous day) | 11:00 | 23:00 |
| 12:00 PM | 12:00 AM | 12:00 | 00:00 |
| 1:00 PM | 1:00 AM | 13:00 | 01:00 |
| 2:00 PM | 2:00 AM | 14:00 | 02:00 |
| 3:00 PM | 3:00 AM | 15:00 | 03:00 |
| 4:00 PM | 4:00 AM | 16:00 | 04:00 |
| 5:00 PM | 5:00 AM | 17:00 | 05:00 |
| 6:00 PM | 6:00 AM | 18:00 | 06:00 |
| 7:00 PM | 7:00 AM | 19:00 | 07:00 |
| 8:00 PM | 8:00 AM | 20:00 | 08:00 |
| 9:00 PM | 9:00 AM | 21:00 | 09:00 |
| 10:00 PM | 10:00 AM | 22:00 | 10:00 |
| 11:00 PM | 11:00 AM | 23:00 | 11:00 |
Optimal hours for calls between JST and AMST
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
