No overlap — one side will join outside working hours
JST (Tokyo)
PDT (Los Angeles)
00:00
08:00-1d
01:00
09:00-1dWorking
02:00
10:00-1dWorking
03:00
11:00-1dWorking
04:00
12:00-1dWorking
05:00
13:00-1dWorking
06:00
14:00-1dWorking
07:00
15:00-1dWorking
08:00
16:00-1dWorking
09:00Working
17:00-1doff
10:00Working
18:00-1doff
11:00Working
19:00-1doff
12:00Working
20:00-1doff
13:00Working
21:00-1doff
14:00Working
22:00-1doff
15:00Working
23:00-1doff
16:00Working
00:00off
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
Working hours: 09:00–17:00 local. Green = both working.Purple = one side only.
Frequently Asked Questions
What is the difference between jst and pdt?
Japan Standard Time (jst) is UTC+9 and Pacific Daylight Time (pdt) is UTC-7. The difference between them is 16 hours.
Where is jst used?
Japan Standard Time (jst) is used in Japan and surrounding regions. The IANA timezone identifier is Asia/Tokyo.
Where is pdt used?
Pacific Daylight Time (pdt) is used in USA and surrounding regions. The IANA timezone identifier is America/Los_Angeles.
How do I convert jst to pdt?
Use the interactive converter above. Drag the time slider to any jst time and the pdt equivalent updates instantly. You can also type a time like "3pm" or "15:00" in the input bar.
JST (Tokyo) is 16 hours ahead of PDT (Los Angeles). When it's noon in JST (Tokyo), it's 20:00 in PDT (Los Angeles).
JST (Tokyo) runs on Asia/Tokyo; PDT (Los Angeles) runs on America/Los_Angeles. Together they are 16 hours apart.
Mutual working hours
There is no business hours overlap between JST (Tokyo) and PDT (Los Angeles) during standard working hours (9:00–17:00). Meetings would require one party to work outside normal hours.
Best call times between these locations
JST (Tokyo) and PDT (Los Angeles) have no shared working window. These slots minimize out-of-hours disruption for both sides.
08:00 Tokyo / 16:00 Los Angeles⚡ One side off-hours
⚠️ 1h before working hours in Tokyo
09:00 Tokyo / 17:00 Los Angeles⚡ One side off-hours
⚠️ 1h after working hours in Los Angeles
07:00 Tokyo / 15:00 Los Angeles⚡ One side off-hours
⚠️ 2h before working hours in Tokyo
Working hours defined as 09:00–17:00 local time for each location.
Public holidays this year
⚡ Upcoming holidays in both locations, confirm with your contact before booking.
JST (Tokyo)7 holidays
Jul 20Marine Day
Aug 11Mountain Day
Sep 21Respect for the Aged Day
Sep 23Autumnal Equinox Day
Oct 12Sports Day
PDT (Los Angeles)7 holidays
Jul 3Independence DaySOON
Sep 7Labour Day
Oct 12Columbus Day
Oct 12Indigenous Peoples' Day
Nov 11Veterans Day
JST (Tokyo) and PDT (Los Angeles) — practical scheduling
JST (Tokyo) (Japan) and PDT (Los Angeles) (USA) are 16 hours apart — far enough that standard 9–5 schedules do not overlap. Any real-time meeting means someone is joining outside their normal hours.
💡 Practical scheduling guidelines
⚡
A 08:00 meeting in JST (Tokyo) means 16:00 in PDT (Los Angeles) (1h before working hours in Tokyo).
⚡
A 09:00 meeting in JST (Tokyo) means 17:00 in PDT (Los Angeles) (1h after working hours in Los Angeles).
⚡
A 07:00 meeting in JST (Tokyo) means 15:00 in PDT (Los Angeles) (2h before working hours in Tokyo).
With no shared business hours, these slots distribute the scheduling burden as evenly as possible between both locations.
Avoid scheduling mistakes — especially around daylight saving changes. Use the ClockinSync Chrome Extension to instantly verify and compare both time zones directly in your browser, without manual calculations.
Need a specific time? Use the slider or type directly into the input bar — it understands "3pm", "15:30", and location-specific formats like "9am JST (Tokyo)".
