EDT
UTC-4
Eastern Daylight Time
JST
UTC+9
Japan Standard Time
Eastern Daylight Time (EDT) is 13 hours ahead Japan Standard Time (JST). When it is noon in EDT, it is 1 AM in JST. This offset is fixed year-round.
All 24 Hours — EDT to JST
Click any row to see the full detail page. Current hour in EDT is highlighted.
Best Meeting Times — EDT & JST
No standard business-hours overlap between EDT and JST. Consider early morning or evening calls.
Challenging overlap
EDT and JST are 13 hours apart with no shared business-hours window. Try scheduling at 8 AM in the earlier timezone or 6 PM in the later one.
Related Time Zone Conversions
Frequently Asked Questions — EDT to JST
Eastern Daylight Time (EDT) is 13 hours ahead of Japan Standard Time (JST). EDT is UTC-4 and JST is UTC+9.
Live Now
EDT
UTC-4
20:00:03
Monday
JST
UTC+9
09:00:03
Tuesday
Right now, 8 PM EDT = 9 AM JST(+1 day)
Business Hours Quick Jump
Reverse Conversion
JST to EDT
Japan Standard Time → Eastern Daylight Time
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