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Convert JST to CST Time - Tokyo to Chicago

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.

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JST
Japan Standard Time
Current Time
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→
🇺🇸
CST
Central Standard Time
Current Time
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Converted Time
Select a time to convert
Time Difference
-
Your Local Time
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UTC Time
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JST to CST Time Conversion

Central Standard Time is 15 hours behind Japan Standard Time

Always accurate • Live conversion
-15h
difference

JST to CST Time Conversion Chart

Popular Time Conversions

Complete 24-Hour Conversion

Japan Standard Time to Central Standard Time full day schedule

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12:00 AM
JST
→
9:00 AM
CST
(previous day)
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1:00 AM
JST
→
10:00 AM
CST
(previous day)
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2:00 AM
JST
→
11:00 AM
CST
(previous day)
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3:00 AM
JST
→
12:00 PM
CST
(previous day)
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4:00 AM
JST
→
1:00 PM
CST
(previous day)
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5:00 AM
JST
→
2:00 PM
CST
(previous day)
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6:00 AM
JST
→
3:00 PM
CST
(previous day)
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7:00 AM
JST
→
4:00 PM
CST
(previous day)
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8:00 AM
JST
→
5:00 PM
CST
(previous day)
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9:00 AM
JST
→
6:00 PM
CST
(previous day)
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10:00 AM
JST
→
7:00 PM
CST
(previous day)
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11:00 AM
JST
→
8:00 PM
CST
(previous day)
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12:00 PM
JST
→
9:00 PM
CST
(previous day)
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🇯🇵
1:00 PM
JST
→
10:00 PM
CST
(previous day)
🇺🇸
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2:00 PM
JST
→
11:00 PM
CST
(previous day)
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🇯🇵
3:00 PM
JST
→
12:00 AM
CST
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🇯🇵
4:00 PM
JST
→
1:00 AM
CST
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5:00 PM
JST
→
2:00 AM
CST
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6:00 PM
JST
→
3:00 AM
CST
🇺🇸
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7:00 PM
JST
→
4:00 AM
CST
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🇯🇵
8:00 PM
JST
→
5:00 AM
CST
🇺🇸
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9:00 PM
JST
→
6:00 AM
CST
🇺🇸
🇯🇵
10:00 PM
JST
→
7:00 AM
CST
🇺🇸
🇯🇵
11:00 PM
JST
→
8:00 AM
CST
🇺🇸

Best Meeting Times for JST and CST

Optimal Collaboration Hours

Best times for JST ↔ CST meetings and calls

⚠️ Compromise times recommended

Alternative Meeting Times

7:00 AM JST → 4:00 PM CST
Early hours coordination
8:00 AM JST → 5:00 PM CST
Early hours coordination
6:00 PM JST → 3:00 AM CST
Evening meeting time

Based on standard business hours (9:00 AM - 6:00 PM) in each time zone

JST vs CST Time Zone Details

Technical Information & Comparison

Detailed timezone specifications and regional data

🇯🇵

Japan Standard Time

Source timezone

UTC Offset 9.0h
Code JST
Region Global
Status ✓ Active
🇺🇸

Central Standard Time

Target timezone

UTC Offset -6.0h
Code CST
Region Global
Status ✓ Active

Frequently Asked Questions

What is the time difference when converting JST to CST?

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.

How do I convert JST to CST using your converter?

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.

What does 3 PM JST convert to in CST?

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.

What are the best times for scheduling meetings between JST and CST?

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.

How does Daylight Saving Time affect the conversion from CST to CDT?

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.

What should I consider when planning calls or meetings across these time zones?

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.
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