EST to Japan
+14hEST
ESTSOURCEJapan
JSTGreen rows indicate typical business hours (9 AM - 5 PM)
EST and JST on the World Map
The map below highlights the EST (Eastern Standard Time) and JST (Japan Standard Time) timezone regions across the globe.
EST – Eastern Standard Time
UTC-05:00Eastern Standard Time (EST) is the time zone for the eastern United States and Canada, 5 hours behind UTC.
- •EST is the most widely used time zone in the United States by population.
- •The New York Stock Exchange (NYSE) and NASDAQ operate on Eastern Time, opening at 9:30 AM EST.
- •23 US states are fully or partially in the Eastern Time Zone.
- •EST was established by the Standard Time Act of 1918.
- •Over 47% of the US population lives in the Eastern Time Zone.
JST – Japan Standard Time
UTC+09:00Japan Standard Time (JST) is the time zone for Japan, 9 hours ahead of UTC.
- •Japan does not observe daylight saving time.
- •Tokyo is the most populous metropolitan area in the world.
- •The Tokyo Stock Exchange operates from 9:00 AM to 3:00 PM JST.
- •JST is 14 hours ahead of EST and 9 hours ahead of GMT.
Understanding the +14h Gap: EST vs Japan
EST runs on Eastern Standard Time (EST) at UTC-05:00. Japan runs on Japan Standard Time (JST) at UTC+09:00. That puts EST 14 hours ahead of Japan — a difference of +14h at the current offsets.
In practice, when it is 9:00 AM in EST it is 11:00 PM in Japan. Midnight in EST is 2:00 PM in Japan. Neither zone observes daylight saving time, so the offset between them stays constant all year.
EST to Japan time conversion table
| EST (EST) | Japan (JST) | Day |
|---|---|---|
| 12:00 AM | 2:00 PM | same day |
| 6:00 AM | 8:00 PM | same day |
| 7:00 AM | 9:00 PM | same day |
| 8:00 AM | 10:00 PM | same day |
| 9:00 AM | 11:00 PM | same day |
| 12:00 PM | 2:00 AM | next day |
| 3:00 PM | 5:00 AM | next day |
| 5:00 PM | 7:00 AM | next day |
| 6:00 PM | 8:00 AM | next day |
| 9:00 PM | 11:00 AM | next day |
Why people convert EST to Japan time
- Scheduling a call from EST to Japan: a 10:00 AM start in EST lands at 12:00 AM in Japan the next day, so you can confirm the slot without doing the arithmetic yourself.
- Handling a +14h gap: EST and Japan have no overlap inside a normal 9-to-5 day, so real-time meetings need an early-morning or late-evening slot on one side. 9:00 AM in Japan is 11:00 PM in EST.
- Keeping family and friends in sync: knowing that 8:00 PM in EST is 10:00 AM in Japan makes it easy to avoid calling at 3 AM.
- Always state the zone abbreviation, not just the hour. "3:00 PM EST" is unambiguous; "3 PM" across a +14h gap is not.
- With a +14h gap there is no shared 9-to-5 window, so alternate the early start: one week EST takes the early slot, the next week Japan does.
About EST (Eastern Standard Time)
Eastern Standard Time (EST) is observed during the winter months in the eastern part of North America. It covers 23 US states and parts of Canada including Ontario and Quebec. EST is the most populous time zone in the United States, home to major financial centers like New York City and global organizations headquartered in Washington D.C. During daylight saving time (March–November), clocks shift to Eastern Daylight Time (EDT, UTC-04:00). The time zone also covers parts of the Caribbean and Central America including Panama, Jamaica, and the Cayman Islands.
About JST (Japan Standard Time)
Japan Standard Time (JST) is the standard time zone for all of Japan. Japan does not observe daylight saving time. JST is 9 hours ahead of UTC and 14 hours ahead of EST. The Tokyo Stock Exchange, the world's third largest by market capitalization, operates on JST. South Korea uses the same offset (KST) but it is a distinct time zone.
Best time to call between EST and Japan
With a +14h offset there is no overlap inside a normal 9 AM – 5 PM day. Japan opens at 9:00 AM JST, which is 11:00 PM in EST, so real-time calls need an early-morning or late-evening slot on one side.
Business hours overlap
EST and Japan have no shared working hours because of the +14h gap. Teams need to alternate early starts or rely on asynchronous handovers.
EST is 14 hours ahead of Japan (EST UTC-05:00 → JST UTC+09:00). There is no shared 9-to-5 window, so plan around an early or late slot. Remember to re-check around daylight-saving transitions.
🕐 Daylight Saving Time Info
EST
☀ Currently in DST
Standard: UTC-05:00 · DST: UTC-04:00
Clocks fall back on Sun, Nov 1, 2026
Japan
Does not observe DST
Learn More About Time
Dive deeper into the fascinating world of timekeeping, time zones, and how they shape our global society:
Frequently Asked Questions
What is the time difference between EST and Japan?
EST (EST, UTC-05:00) is 14 hours ahead of Japan (JST, UTC+09:00). The gap is currently +14h.
How do I convert EST time to Japan time?
Add +14h to EST local time. For example, 9:00 AM in EST is 11:00 PM in Japan.
What time is it in Japan right now?
Japan uses JST at UTC+09:00. Use the live converter at the top of this page — it updates in real time and already accounts for the +14h offset from EST.
What is the best time to call Japan from EST?
There is no shared working-hours window because of the +14h gap. The closest option is 1:00 PM in EST, which is 3:00 AM in Japan.
Which is ahead, EST or Japan?
EST is 14 hours ahead of Japan. When it is 12:00 PM in EST it is 2:00 AM in Japan.
Do EST and Japan use different time zones?
EST uses EST at UTC-05:00, while Japan (Japan) uses JST at UTC+09:00. The IANA identifiers are America/New_York and Asia/Tokyo.
Does daylight saving time affect the EST–Japan difference?
Neither zone observes daylight saving time, so the +14h offset between EST and Japan is fixed all year.
Which other cities share EST's time zone?
EST also covers New York City, Washington D.C., Miami, Toronto, Philadelphia, Atlanta, Boston, Montreal and 8 more.
Which countries use EST, EST's zone?
EST is used in United States (Eastern), Canada (Ontario, Quebec), Mexico (Quintana Roo), Panama, Jamaica, Cayman Islands, Haiti, Bahamas and 4 more.
Is there a day difference between EST and Japan?
Sometimes. The +14h gap is large enough that 8:00 PM or later in EST already falls on the next day in Japan.
What is the time difference between EST and Japan?
Japan is +14h from EST.
What timezone is EST in?
EST operates on its local timezone.
What timezone is Japan in?
Japan operates on its local timezone.
Which countries use EST (Eastern Standard Time)?
EST is used in United States (Eastern), Canada (Ontario, Quebec), Mexico (Quintana Roo), Panama, Jamaica, Cayman Islands, and 6 more countries.
Does EST observe daylight saving time?
Yes, EST switches to EDT during summer months.
What are some interesting facts about EST?
EST is the most widely used time zone in the United States by population. The New York Stock Exchange (NYSE) and NASDAQ operate on Eastern Time, opening at 9:30 AM EST.
Which cities are in the JST timezone?
Major cities in the JST timezone include Tokyo, Osaka, Yokohama, Nagoya, Sapporo, Kyoto, Kobe, Fukuoka.
What is the UTC offset for JST?
Japan Standard Time (JST) is at UTC+09:00.
What should I know about the JST timezone?
Japan does not observe daylight saving time. Tokyo is the most populous metropolitan area in the world.
When is it midnight in EST, what time is it in Japan?
When it is 12:00 AM (midnight) in EST (EST), it is +14h later in Japan (JST).
Related Developer Tools
Explore more tools that work great with timezone conversions for international teams:
Related Timezone Conversions
More EST time conversions
- est to new york
- est to edt
- est to london
- est to dubai
- est to tokyo
- est to singapore
- est to sydney
- est to los angeles
- est to paris
- est to delhi
- est to mumbai
- est to berlin
- est to hong kong
- est to toronto
- est to kathmandu
- new york to est
- london to est
- dubai to est
- tokyo to est
- singapore to est
- sydney to est
- los angeles to est
- paris to est
- delhi to est
- mumbai to est
- berlin to est
- hong kong to est
- toronto to est
- kathmandu to est
See every conversion from EST →·See every conversion from Japan →