Time Difference Between Japan and Pacific Time
As of 31 August 2026, Pacific Time is 16 hours behind Japan. That number is not constant. Over the course of a year, because of daylight saving changes, Pacific Time, United States ranges from 17 hours behind to 16 hours behind relative to Tokyo, Japan. The calculator below is always up to date.
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Tokyo, Japan
07:34
Tue, Sep 1, 2026
UTC+9 · Asia/Tokyo
Pacific Time, United States
-16h15:34
Mon, Aug 31, 2026
UTC-7 · PDT · America/Los_Angeles
Pacific Time is 16 hours behind Japan.
When it is 07:34 in Japan, it is already the previous day in Pacific Time.
Time zone details
| Place | Local date | Time zone | UTC offset | Summer time |
|---|---|---|---|---|
| Japan | Tuesday, September 1, 2026 | Asia/Tokyo | UTC+9 | Not observed |
| Pacific Time | Monday, August 31, 2026 | PDTAmerica/Los_Angeles | UTC-7 | Active now |
Pacific Time: Covers the US West Coast, from Los Angeles to Seattle to San Francisco. Switches between PST (UTC-8) and PDT (UTC-7) with daylight saving.
Hour by hour: Japan to Pacific Time
Every hour of today in Japan and what it is in Pacific Time. Highlighted rows fall inside Pacific Time working hours (09:00–18:00).
| Japan | Pacific Time |
|---|---|
| 00:00 | 08:00prev day |
| 01:00 | 09:00prev day |
| 02:00 | 10:00prev day |
| 03:00 | 11:00prev day |
| 04:00 | 12:00prev day |
| 05:00 | 13:00prev day |
| 06:00 | 14:00prev day |
| 07:00 | 15:00prev day |
| 08:00 | 16:00prev day |
| 09:00 | 17:00prev day |
| 10:00 | 18:00prev day |
| 11:00 | 19:00prev day |
| Japan | Pacific Time |
|---|---|
| 12:00 | 20:00prev day |
| 13:00 | 21:00prev day |
| 14:00 | 22:00prev day |
| 15:00 | 23:00prev day |
| 16:00 | 00:00 |
| 17:00 | 01:00 |
| 18:00 | 02:00 |
| 19:00 | 03:00 |
| 20:00 | 04:00 |
| 21:00 | 05:00 |
| 22:00 | 06:00 |
| 23:00 | 07:00 |
Best time to call or meet
Overlapping working hours
09:00–10:00 in Japan (17:00–18:00 in Pacific Time)
Both places are inside 09:00–18:00 for 1 hour a day. Anything in this window works without asking anyone to stay late.
Reasonable calling hours
08:00–13:00 in Japan (16:00–21:00 in Pacific Time)
Both people are awake and available between 08:00 and 21:00 local time during this window.
When this difference changes
Pacific Time puts its clocks back on Sunday, November 1, 2026
The local offset moves from UTC-7 to UTC-8. After that date, Pacific Time is 17 hours behind Japan — instead of 16 hours behind, as it is today.
Planning something with more than two places?
Adding a third city usually kills the obvious answer. The Meeting Time Finder takes up to five cities at once and shows only the hours that work for everybody.
Japan and Pacific Time: common questions
What is the time difference between Japan and Pacific Time?
As of 31 August 2026, Pacific Time is 16 hours behind Japan. The gap is not fixed: across the year, Pacific Time ranges from 17 hours behind to 16 hours behind relative to Japan, as clocks change. The calculator on this page always shows the difference for right now.
When it is 9:00 AM in Japan, what time is it in Pacific Time?
It is 05:00 PM in Pacific Time, United States. Use the time field in the calculator above to check any other hour.
Is Pacific Time ahead of or behind Japan?
Pacific Time is behind Japan by 16 hours at the moment. In practical terms, the working day in Pacific Time starts and ends later in Japan terms.
Do Japan and Pacific Time observe daylight saving time?
Pacific Time changes its clocks twice a year; Japan does not. The difference therefore shifts by an hour when Pacific Time switches: across the year, Pacific Time ranges from 17 hours behind to 16 hours behind relative to Japan.
What is the best time to call Pacific Time from Japan?
Working hours overlap between 09:00 and 10:00 Japan time, which is 17:00 to 18:00 in Pacific Time. Calls inside that window reach both sides during the normal working day.
Related comparisons
Local dates shown for Tokyo, Japan (UTC+9) and Pacific Time, United States (UTC-7) were generated on Monday, August 31, 2026 UTC and refresh in your browser.