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JST to CST-CN Converter

CST-CN is 1 hour behind JST

Current JST Time
--:--:-- --
Asia/Tokyo
Current CST-CN Time
--:--:-- --
Asia/Shanghai
Time Diff
1h behind
JST
UTC+9
CST-CN
UTC+8
Overlapping hours: 10:00 AM – 5:00 PM JST (7h)

JST to CST-CN Conversion Table

Green rows indicate standard business hours (9 AM – 5 PM) in CST-CN

JST to CST-CN time conversion table showing all 24 hours
JST CST-CN
12:00 AM 11:00 PM -1d
1:00 AM 12:00 AM
2:00 AM 1:00 AM
3:00 AM 2:00 AM
4:00 AM 3:00 AM
5:00 AM 4:00 AM
6:00 AM 5:00 AM
7:00 AM 6:00 AM
8:00 AM 7:00 AM
9:00 AM 8:00 AM
10:00 AM 9:00 AM
11:00 AM 10:00 AM
12:00 PM 11:00 AM
1:00 PM 12:00 PM
2:00 PM 1:00 PM
3:00 PM 2:00 PM
4:00 PM 3:00 PM
5:00 PM 4:00 PM
6:00 PM 5:00 PM
7:00 PM 6:00 PM
8:00 PM 7:00 PM
9:00 PM 8:00 PM
10:00 PM 9:00 PM
11:00 PM 10:00 PM

Converting Japan Standard Time to China Standard Time

Japan Standard Time (JST) and China Standard Time (CST-CN) are separated by a 1 hour time difference. CST-CN is 1 hour behind JST. JST is UTC+9, used in Japan, while CST-CN is UTC+8, used in China.

When converting from JST to CST-CN, the key reference points to remember are: 9:00 AM JST equals 8:00 AM CST-CN, 12:00 PM noon JST equals 11:00 AM CST-CN, and 5:00 PM JST equals 4:00 PM CST-CN. The conversion table above shows every hour of the day mapped between these two time zones.

Scheduling Across JST and CST-CN

For professionals scheduling meetings between JST and CST-CN, finding overlapping business hours is essential. Standard business hours are typically 9:00 AM to 5:00 PM in each time zone. Given the 1 hour difference, the window of overlap may be limited. Use the highlighted working hours in the conversion table above to quickly identify suitable meeting times.

Daylight Saving Time Considerations

JST does not observe Daylight Saving Time, maintaining UTC+9 year-round. CST-CN does not observe DST, staying at UTC+8 year-round.

Frequently Asked Questions

What is the time difference between JST and CST-CN?
China Standard Time (CST-CN) is 1 hour behind Japan Standard Time (JST). When it is 12:00 PM noon in JST, it is 11:00 AM in CST-CN.
How do I convert JST to CST-CN?
To convert JST to CST-CN, subtract 1 hour from the JST time. For example, 9:00 AM JST is 8:00 AM CST-CN. Use the conversion table above for a quick reference of all 24 hours.
Does JST or CST-CN observe Daylight Saving Time?
JST does not observe Daylight Saving Time. CST-CN does not observe Daylight Saving Time. During DST transitions, the time difference between these zones may change by 1 hour.
What is the best time to schedule a call between JST and CST-CN?
The best time to schedule a call between JST and CST-CN is during overlapping business hours. If you are in JST, try scheduling between 9:00 AM and 5:00 PM your time, then check the conversion table above to see what that corresponds to in CST-CN.
Is JST ahead or behind CST-CN?
JST (UTC+9) is 1 hour ahead of CST-CN (UTC+8). JST corresponds to the IANA time zone Asia/Tokyo, while CST-CN corresponds to Asia/Shanghai.

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Time Zone Info