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EST to JST converter
Eastern Time
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Japan Standard Time
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Japan Standard Time is 13 hours ahead of Eastern Time for most of the year, and 14 hours ahead of for part of it, because the two change their clocks on different dates (or only one of them changes at all).
When does the difference change?
In 2026:
- January 1 to March 7: Japan Standard Time is 14 hours ahead of Eastern Time
- March 8 to October 31: Japan Standard Time is 13 hours ahead of Eastern Time
- November 1 to December 31: Japan Standard Time is 14 hours ahead of Eastern Time
Questions
What time is 9 AM EST in JST?
For most of the year, 9 AM Eastern Time is 10 PM Japan Standard Time. For part of the year it is 11 PM, because of daylight saving time.
How many hours ahead or behind is JST from EST?
Japan Standard Time is 13 hours ahead of Eastern Time for most of the year, and 14 hours ahead of for part of it, because the two change their clocks on different dates (or only one of them changes at all).
Does the EST to JST difference change?
Yes. It changes 2 times in 2026 because of daylight saving time.
About these time zones
EST to JST, hour by hour
| Eastern Time | Japan Standard Time |
|---|---|
| 12 AM | 1 PM |
| 1 AM | 2 PM |
| 2 AM | 3 PM |
| 3 AM | 4 PM |
| 4 AM | 5 PM |
| 5 AM | 6 PM |
| 6 AM | 7 PM |
| 7 AM | 8 PM |
| 8 AM | 9 PM |
| 9 AM | 10 PM |
| 10 AM | 11 PM |
| 11 AM | 12 AM (next day) |
| 12 PM | 1 AM (next day) |
| 1 PM | 2 AM (next day) |
| 2 PM | 3 AM (next day) |
| 3 PM | 4 AM (next day) |
| 4 PM | 5 AM (next day) |
| 5 PM | 6 AM (next day) |
| 6 PM | 7 AM (next day) |
| 7 PM | 8 AM (next day) |
| 8 PM | 9 AM (next day) |
| 9 PM | 10 AM (next day) |
| 10 PM | 11 AM (next day) |
| 11 PM | 12 PM (next day) |
Based on the clocks on Monday, October 12, 2026. Use the converter above for another date.