Eastern Daylight Time (edt) is used in USA. The IANA timezone identifier is America/New_York.

Japan Standard Time (jst) is used in Japan. The IANA timezone identifier is Asia/Tokyo.

EDT to JST Time Converter

Eastern Daylight Time → Japan Standard Time

EDT = UTC-4JST = UTC+9

ClockinSync

BASE

09:00

Work Clients Team +

00:0006:0012:0018:0024:00

JST (Tokyo)

Japan · +13h

22:00

London

United Kingdom · +5h

14:00

Dubai

United Arab Emirates · +8h

17:00

Sydney

Australia · +14h

23:00

Paris

France · +6h

15:00

EDT (New York) ↔ JST (Tokyo) — time offset

EDT (New York) is 13 hours behind JST (Tokyo). When EDT (New York) clocks hit noon, JST (Tokyo) reads 01:00.

EDT (New York) is in the America/New_York timezone. JST (Tokyo) is in Asia/Tokyo. The difference is 13 hours.

Mutual working hours

EDT (New York) and JST (Tokyo) have no shared working hours under a standard 9:00–17:00 schedule. One side will always need to join at an off-hour.

When to schedule across time zones

Since EDT (New York) and JST (Tokyo) don't share working hours, these are the most practical options available.

16:00 New York / 05:00 Tokyo⚡ One side off-hours

⚠️ 4h before working hours in Tokyo

20:00 New York / 09:00 Tokyo⚡ One side off-hours

⚠️ 4h after working hours in New York

15:00 New York / 04:00 Tokyo⚡ One side off-hours

⚠️ 5h before working hours in Tokyo

Based on standard 09:00–17:00 working hours in each location's local time.

Holiday calendar for both locations

⚡ Both locations have upcoming holidays, check availability before scheduling.

EDT (New York)7 holidays

Jul 3Independence DaySOON

Sep 7Labour Day

Oct 12Columbus Day

Oct 12Indigenous Peoples' Day

Nov 11Veterans Day

JST (Tokyo)7 holidays

Jul 20Marine Day

Aug 11Mountain Day

Sep 21Respect for the Aged Day

Sep 23Autumnal Equinox Day

Oct 12Sports Day

Working across EDT (New York) and JST (Tokyo)

EDT (New York) (USA) and JST (Tokyo) (Japan) are 13 hours apart — far enough that standard 9–5 schedules do not overlap. Any real-time meeting means someone is joining outside their normal hours.

💡 Best practice for cross-timezone meetings

⚡

When EDT (New York) is at 16:00, JST (Tokyo) reads 05:00 — 4h before working hours in Tokyo.

⚡

When EDT (New York) is at 20:00, JST (Tokyo) reads 09:00 — 4h after working hours in New York.

⚡

When EDT (New York) is at 15:00, JST (Tokyo) reads 04:00 — 5h before working hours in Tokyo.

Since there is no natural overlap, the options above represent the most balanced compromise, minimizing out-of-hours inconvenience for both sides.

DST transitions can silently shift your meeting times by an hour. The ClockinSync Chrome Extension tracks these changes automatically so you never get caught off guard.

Get the Extension — Free →

Use the time slider above to find the exact equivalent time for any moment in EDT (New York). The input bar accepts natural language like "3pm", "15:30", or "9am Rome" for instant conversions.

EDT (New York) ↔ JST (Tokyo)

No overlap — one side will join outside working hours

EDT (New York)

JST (Tokyo)

00:00

13:00Working

01:00

14:00Working

02:00

15:00Working

03:00

16:00Working

04:00

17:00

05:00

18:00

06:00

19:00

07:00

20:00

08:00

21:00

09:00Working

22:00off

10:00Working

23:00off

11:00Working

00:00+1doff

12:00Working

01:00+1doff

13:00Working

02:00+1doff

14:00Working

03:00+1doff

15:00Working

04:00+1doff

16:00Working

05:00+1doff

17:00

06:00+1d

18:00

07:00+1d

19:00

08:00+1d

20:00

09:00+1dWorking

21:00

10:00+1dWorking

22:00

11:00+1dWorking

23:00

12:00+1dWorking

Working hours: 09:00–17:00 local. Green = both working. Purple = one side only.

Frequently Asked Questions

What is the difference between edt and jst?

Eastern Daylight Time (edt) is UTC-4 and Japan Standard Time (jst) is UTC+9. The difference between them is 13 hours.

Where is edt used?

Eastern Daylight Time (edt) is used in USA and surrounding regions. The IANA timezone identifier is America/New_York.

Where is jst used?

Japan Standard Time (jst) is used in Japan and surrounding regions. The IANA timezone identifier is Asia/Tokyo.

How do I convert edt to jst?

Use the interactive converter above. Drag the time slider to any edt time and the jst equivalent updates instantly. You can also type a time like "3pm" or "15:00" in the input bar.

Popular EDT conversions

EDT → London EDT → Tokyo EDT → Dubai EDT → Sydney EDT → Paris EDT → Berlin EDT → Singapore EDT → Los Angeles EDT → Toronto EDT → Mumbai

Popular JST conversions

London → JST New York → JST Dubai → JST Sydney → JST Paris → JST Berlin → JST Singapore → JST Los Angeles → JST Toronto → JST Mumbai → JST