New York to Tokyo Time Converter
Tokyo is 14 hours ahead of New York (EST). During US daylight saving (EDT), the gap is 13 hours. Japan never changes its clocks.
Daylight saving note: Japan never observes DST. During US EDT (March–November), the gap narrows from 14h to 13h.
ET to JST Conversion Table
Full 24-hour reference table. Use the live clocks above for the exact current offset.
| 🇺🇸 ET | 🇯🇵 ET → JSTUTC-5 to UTC+9 | 🇯🇵 EDT → JSTUTC-4 to UTC+9 | Note |
|---|---|---|---|
| 00:00 | 2:00 PM | 1:00 PM | |
| 01:00 | 3:00 PM | 2:00 PM | |
| 02:00 | 4:00 PM | 3:00 PM | |
| 03:00 | 5:00 PM | 4:00 PM | |
| 04:00 | 6:00 PM | 5:00 PM | |
| 05:00 | 7:00 PM | 6:00 PM | |
| 06:00 | 8:00 PM | 7:00 PM | |
| 07:00 | 9:00 PM | 8:00 PM | |
| 08:00 | 10:00 PM | 9:00 PM | |
| 09:00 | 11:00 PM | 10:00 PM | |
| 10:00 | 12:00 AM | 11:00 PM | next day |
| 11:00 | 1:00 AM | 12:00 AM | next day |
| 12:00 | 2:00 AM | 1:00 AM | next day |
| 13:00 | 3:00 AM | 2:00 AM | next day |
| 14:00 | 4:00 AM | 3:00 AM | next day |
| 15:00 | 5:00 AM | 4:00 AM | next day |
| 16:00 | 6:00 AM | 5:00 AM | next day |
| 17:00 | 7:00 AM | 6:00 AM | next day |
| 18:00 | 8:00 AM | 7:00 AM | next day |
| 19:00 | 9:00 AM | 8:00 AM | next day |
| 20:00 | 10:00 AM | 9:00 AM | next day |
| 21:00 | 11:00 AM | 10:00 AM | next day |
| 22:00 | 12:00 PM | 11:00 AM | next day |
| 23:00 | 1:00 PM | 12:00 PM | next day |
* "next day" = converted time falls on the following calendar day.
Best Hours to Schedule New York–Tokyo Calls
New York and Tokyo have almost no synchronous working hours overlap. Tokyo's business day (9 AM–6 PM JST) corresponds to 7:00 PM–4:00 AM New York (EST). The only viable live call window is very early Tokyo morning (7–8 AM JST = 5–6 PM prior day EST) or very late New York evening.
About New York (ET)
New York (Eastern Time) is home to the NYSE, which opens at 9:30 AM ET. The Tokyo Stock Exchange (TSE) opens at 9:00 AM JST — which is 7:00 PM EST the prior evening in New York. The two markets' trading sessions do not overlap at all.
About Tokyo (JST)
Tokyo (Japan Standard Time, JST, UTC+9) is fixed year-round — Japan has not observed daylight saving since 1952. This makes JST predictable: the New York–Tokyo gap is always exactly 14h (EST) or 13h (EDT). Tokyo is a top-5 global financial center and home to companies like Toyota, Sony, and SoftBank with major New York operations.
How to Avoid New York–Tokyo Conversion Mistakes
Use the live clocks and the table for different jobs. The live clocks show the current offset between New York and Tokyo. The table gives you a stable reference for planning common hours. If the page has more than one table column, pick the column that matches the season or DST state shown in the column label.
Daylight saving is the main trap. Some pairs stay fixed all year, while others move by one hour because only one side changes clocks, or because the two sides change on different dates. That is why this page keeps the daylight saving note near the live clocks and labels alternate table scenarios instead of hiding the offset change in a paragraph.
Always check the calendar date when the converted time lands near midnight. A late evening time in New York can become the next day in Tokyo, and an early morning time can still be the previous day. If the table marks "next day" or "prev day", include that date shift in the message or calendar invite.
Abbreviations can be ambiguous. ET can mean EST or EDT; London can be GMT or BST; Sydney can be AEST or AEDT. City names and IANA time zones are safer for exact scheduling than abbreviations alone. For recurring meetings, test the same local time once in January and once in July before you lock it in.
For one-off events, enter the exact date and time in the main time zone converter or meeting scheduler if the table does not show your hour. That keeps the answer tied to the correct daylight saving rule instead of a memorized offset.
When you share the result, write both local times in one line: "10:00 AM ET/ converted JST time." For client calls, flights, webinars, launches, and deadlines, also include the date. The extra wording feels repetitive, but it gives every recipient a second way to catch a timezone mistake before it becomes a missed meeting. It is especially helpful when someone forwards the invite to a third city.
Frequently Asked Questions
How many hours ahead is Tokyo from New York?
Tokyo (JST, UTC+9) is 14 hours ahead of New York (EST, UTC-5). During US EDT (March–November), the gap is 13 hours. Japan does not observe daylight saving.
What time is 9 AM New York in Tokyo?
9:00 AM New York (EST) is 11:00 PM Tokyo (JST) the same evening. During US EDT, 9:00 AM is 10:00 PM Tokyo.
Is there any working hours overlap between New York and Tokyo?
Almost none. Tokyo business hours (9 AM–6 PM JST) correspond to 7 PM–4 AM New York (EST). The best real-time meeting slot is 7:00 AM Tokyo / 5:00 PM prior-day New York — both at the edge of normal hours.
Does Japan observe daylight saving time?
No. Japan abolished DST in 1952. JST is fixed at UTC+9 year-round. The New York–Tokyo gap changes only when the US shifts its clocks in March and November.