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JST to EST Converter

EST is 14 hours behind JST

Current JST Time
--:--:-- --
Asia/Tokyo
Current EST Time
--:--:-- --
America/New_York
Time Diff
14h behind
JST
UTC+9
EST
UTC-5

JST to EST Conversion Table

Green rows indicate standard business hours (9 AM – 5 PM) in EST

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

Converting Japan Standard Time to Eastern Standard Time

Japan Standard Time (JST) and Eastern Standard Time (EST) are separated by a 14 hours time difference. EST is 14 hours behind JST. JST is UTC+9, used in Japan, while EST is UTC-5, used in United States, Canada, Jamaica.

When converting from JST to EST, the key reference points to remember are: 9:00 AM JST equals 7:00 PM EST, 12:00 PM noon JST equals 10:00 PM EST, and 5:00 PM JST equals 3:00 AM EST. The conversion table above shows every hour of the day mapped between these two time zones.

Scheduling Across JST and EST

For professionals scheduling meetings between JST and EST, finding overlapping business hours is essential. Standard business hours are typically 9:00 AM to 5:00 PM in each time zone. Given the 14 hours difference, the window of overlap may be limited, making early morning or late evening calls necessary for one party. 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. EST observes DST, switching to EDT (UTC-4). During DST transitions, the time difference between these zones may temporarily change by 1 hour. Always verify the current offset during spring and fall transition periods.

Frequently Asked Questions

What is the time difference between JST and EST?
Eastern Standard Time (EST) is 14 hours behind Japan Standard Time (JST). When it is 12:00 PM noon in JST, it is 10:00 PM in EST.
How do I convert JST to EST?
To convert JST to EST, subtract 14 hours from the JST time. For example, 9:00 AM JST is 7:00 PM EST. Use the conversion table above for a quick reference of all 24 hours.
Does JST or EST observe Daylight Saving Time?
JST does not observe Daylight Saving Time. EST observes DST, switching to EDT (UTC-4). 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 EST?
The best time to schedule a call between JST and EST 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 EST.
Is JST ahead or behind EST?
JST (UTC+9) is 14 hours ahead of EST (UTC-5). JST corresponds to the IANA time zone Asia/Tokyo, while EST corresponds to America/New_York.

Related Conversions

Time Zone Info