Japan to Los Angeles
-16hJapan
JSTSOURCELos Angeles
PDTGreen rows indicate typical business hours (9 AM - 5 PM)
JST and PDT on the World Map
The map below highlights the JST (Japan Standard Time) and PDT (Pacific Standard Time) timezone regions across the globe.
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.
PST – Pacific Standard Time
UTC-08:00Pacific Standard Time (PST) is the time zone for the US and Canadian Pacific coast, 8 hours behind UTC.
- •Silicon Valley and the world's biggest tech companies operate on Pacific Time.
- •The Hollywood film industry runs on PST/PDT.
- •PST is 3 hours behind EST, creating a significant business hours gap.
- •Vancouver, Canada's third-largest city, uses PST.
About Los Angeles
WikipediaLos Angeles operates on Pacific Time (PST/PDT), 3 hours behind New York. As the entertainment capital, LA time is important for media and tech industries.
Los Angeles is the entertainment capital of the world, home to Hollywood and major film studios.
Understanding the -16h Gap: Japan vs Los Angeles
Japan runs on Japan Standard Time (JST) at UTC+09:00. Los Angeles runs on Pacific Daylight Time (PDT) at UTC-07:00, also currently on daylight saving time. That puts Japan 16 hours behind Los Angeles — a difference of -16h at the current offsets.
In practice, when it is 9:00 AM in Japan it is 5:00 PM in Los Angeles on the previous day. Midnight in Japan is 8:00 AM in Los Angeles.Los Angeles observes daylight saving time while Japan does not, so the gap narrows or widens by an hour part of the year.
Japan to Los Angeles time conversion table
| Japan (JST) | Los Angeles (PDT) | Day |
|---|---|---|
| 12:00 AM | 8:00 AM | previous day |
| 6:00 AM | 2:00 PM | previous day |
| 7:00 AM | 3:00 PM | previous day |
| 8:00 AM | 4:00 PM | previous day |
| 9:00 AM | 5:00 PM | previous day |
| 12:00 PM | 8:00 PM | previous day |
| 3:00 PM | 11:00 PM | previous day |
| 5:00 PM | 1:00 AM | same day |
| 6:00 PM | 2:00 AM | same day |
| 9:00 PM | 5:00 AM | same day |
Why people convert Japan to Los Angeles time
- Scheduling a call from Japan to Los Angeles: a 10:00 AM start in Japan lands at 6:00 PM in Los Angeles the previous day, so you can confirm the slot without doing the arithmetic yourself.
- Handling a -16h gap: Japan and Los Angeles 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 Los Angeles is 5:00 PM in Japan.
- Keeping family and friends in sync: knowing that 8:00 PM in Japan is 4:00 AM in Los Angeles makes it easy to avoid calling at 3 AM.
- Always state the zone abbreviation, not just the hour. "3:00 PM JST" is unambiguous; "3 PM" across a -16h gap is not.
- With a -16h gap there is no shared 9-to-5 window, so alternate the early start: one week Japan takes the early slot, the next week Los Angeles does.
- Los Angeles: Clocks fall back on Sun, Nov 1, 2026. Any meeting series spanning that date will shift by an hour in local time.
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.
About PST (Pacific Standard Time)
Pacific Standard Time (PST) covers the west coast of North America, including tech hubs like San Francisco and Seattle, and entertainment capital Los Angeles. The Pacific Time Zone is home to Silicon Valley and the world's largest technology companies. During summer, clocks advance to Pacific Daylight Time (PDT, UTC-07:00). PST is also observed in Baja California, Mexico.
Best time to call between Japan and Los Angeles
With a -16h offset there is no overlap inside a normal 9 AM – 5 PM day. Los Angeles opens at 9:00 AM PDT, which is 5:00 PM in Japan, so real-time calls need an early-morning or late-evening slot on one side.
Business hours overlap
Japan and Los Angeles have no shared working hours because of the -16h gap. Teams need to alternate early starts or rely on asynchronous handovers.
Japan is 16 hours behind Los Angeles (JST UTC+09:00 → PDT UTC-07:00). 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
Japan
Does not observe DST
Los Angeles
☀ Currently in DST
Standard: UTC-08:00 · DST: UTC-07:00
Clocks fall back on Sun, Nov 1, 2026
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 Japan and Los Angeles?
Japan (JST, UTC+09:00) is 16 hours behind Los Angeles (PDT, UTC-07:00). The gap is currently -16h.
How do I convert Japan time to Los Angeles time?
Add -16h to Japan local time. For example, 9:00 AM in Japan is 5:00 PM in Los Angeles (previous day).
What time is it in Los Angeles right now?
Los Angeles uses PDT at UTC-07:00. Use the live converter at the top of this page — it updates in real time and already accounts for the -16h offset from Japan.
What is the best time to call Los Angeles from Japan?
There is no shared working-hours window because of the -16h gap. The closest option is 1:00 PM in Japan, which is 9:00 PM in Los Angeles.
Which is behind, Japan or Los Angeles?
Japan is 16 hours behind Los Angeles. When it is 12:00 PM in Japan it is 8:00 PM in Los Angeles.
Do Japan and Los Angeles use different time zones?
Japan (Japan) uses JST at UTC+09:00, while Los Angeles (USA) uses PDT at UTC-07:00. The IANA identifiers are Asia/Tokyo and America/Los_Angeles.
Does daylight saving time affect the Japan–Los Angeles difference?
Yes at the moment: Los Angeles is on daylight saving time and Japan is not, so the -16h gap shifts by an hour when exactly one of them changes clocks.
Which other cities share Japan's time zone?
JST also covers Tokyo, Osaka, Yokohama, Nagoya, Sapporo, Kyoto, Kobe, Fukuoka and 1 more.
Which countries use JST, Japan's zone?
JST is used in Japan.
Is there a day difference between Japan and Los Angeles?
Sometimes. The -16h gap is large enough that 8:00 PM or later in Japan already falls on the in Los Angeles.
What is the time difference between Japan and Los Angeles?
Los Angeles is -16h from Japan.
What timezone is Japan in?
Japan operates on its local timezone.
What timezone is Los Angeles in?
Los Angeles operates on Pacific Time (PST/PDT), 3 hours behind New York. As the entertainment capital, LA time is important for media and tech industries.
What are the business hours in Los Angeles?
Standard business hours in Los Angeles are 9:00 AM - 5:00 PM PST.
Which countries use JST (Japan Standard Time)?
JST is used in Japan.
Does JST observe daylight saving time?
No, JST does not observe daylight saving time and remains at UTC+09:00 year-round.
What are some interesting facts about JST?
Japan does not observe daylight saving time. Tokyo is the most populous metropolitan area in the world.
Which cities are in the PST timezone?
Major cities in the PST timezone include Los Angeles, San Francisco, Seattle, Vancouver, San Diego, Portland, Las Vegas, Sacramento.
What is the UTC offset for PST?
Pacific Standard Time (PST) is at UTC-08:00. During daylight saving time, it shifts to PDT.
What should I know about the PST timezone?
Silicon Valley and the world's biggest tech companies operate on Pacific Time. The Hollywood film industry runs on PST/PDT.
When is it midnight in Japan, what time is it in Los Angeles?
When it is 12:00 AM (midnight) in Japan (JST), it is -16h later in Los Angeles (PST).
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