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Convert Japan Standard Time (JST) to Central Standard Time (CST, UTC-6) with our professional time zone converter. Designed for international business meetings between Tokyo to Chicago, this tool provides real-time conversion, optimal meeting time suggestions, business hours comparison, and 24-hour conversion tables. Features include live clock displays, meeting scheduler, time zone maps, and daylight saving time handling. Perfect for international business coordination, global team management, and cross-border communication. No registration required - works instantly on all devices with offline capability.
Central Standard Time is 15 hours behind Japan Standard Time
Complete hourly conversion for Japan Standard Time to Central Standard Time
| Japan Standard Time | Central Standard Time | 24-Hour JST | 24-Hour CST |
|---|---|---|---|
| 12:00 AM | 9:00 AM (previous day) | 00:00 | 09:00 |
| 1:00 AM | 10:00 AM (previous day) | 01:00 | 10:00 |
| 2:00 AM | 11:00 AM (previous day) | 02:00 | 11:00 |
| 3:00 AM | 12:00 PM (previous day) | 03:00 | 12:00 |
| 4:00 AM | 1:00 PM (previous day) | 04:00 | 13:00 |
| 5:00 AM | 2:00 PM (previous day) | 05:00 | 14:00 |
| 6:00 AM | 3:00 PM (previous day) | 06:00 | 15:00 |
| 7:00 AM | 4:00 PM (previous day) | 07:00 | 16:00 |
| 8:00 AM | 5:00 PM (previous day) | 08:00 | 17:00 |
| 9:00 AM | 6:00 PM (previous day) | 09:00 | 18:00 |
| 10:00 AM | 7:00 PM (previous day) | 10:00 | 19:00 |
| 11:00 AM | 8:00 PM (previous day) | 11:00 | 20:00 |
| 12:00 PM | 9:00 PM (previous day) | 12:00 | 21:00 |
| 1:00 PM | 10:00 PM (previous day) | 13:00 | 22:00 |
| 2:00 PM | 11:00 PM (previous day) | 14:00 | 23:00 |
| 3:00 PM | 12:00 AM | 15:00 | 00:00 |
| 4:00 PM | 1:00 AM | 16:00 | 01:00 |
| 5:00 PM | 2:00 AM | 17:00 | 02:00 |
| 6:00 PM | 3:00 AM | 18:00 | 03:00 |
| 7:00 PM | 4:00 AM | 19:00 | 04:00 |
| 8:00 PM | 5:00 AM | 20:00 | 05:00 |
| 9:00 PM | 6:00 AM | 21:00 | 06:00 |
| 10:00 PM | 7:00 AM | 22:00 | 07:00 |
| 11:00 PM | 8:00 AM | 23:00 | 08:00 |
Optimal hours for calls between JST and CST
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
Japan Standard Time (JST) is typically 15 hours ahead of Central Standard Time (CST). This means that when it is noon JST, it will be 9:00 PM CST on the previous day, which is essential for scheduling across these time zones.
To convert JST to CST using our converter, enter the desired Japan Standard Time into the input field on iformat.io. The converter will automatically calculate and display the corresponding time in Central Standard Time, making it easy to manage your schedule.
When converting from JST to CST, 3 PM JST corresponds to midnight CST on the same day. This conversion is crucial for planning meetings or events that involve participants from both regions.
When converting from JST to CST, the best times for scheduling meetings are generally between 8:30 PM and 10:30 PM JST, which corresponds to 5:30 AM and 7:30 AM CST. This range accommodates typical working hours in both regions.
During Daylight Saving Time, Central Standard Time changes to Central Daylight Time (CDT), which is -14 hours offset from JST. Therefore, when it is noon CDT during DST, it will be 2:00 AM JST the next day.
When planning calls or meetings across JST and CST, consider the significant time difference of 15 hours and aim for times that fall within regular working hours in both regions. This helps maximize participation and ensures effective communication.
