Anchorage to Tokyo
+17hAnchorage
AKDTSOURCETokyo
JSTGreen rows indicate typical business hours (9 AM - 5 PM)
AKDT and JST on the World Map
The map below highlights the AKDT (Alaska Standard Time) and JST (Japan Standard Time) timezone regions across the globe.
AKST – Alaska Standard Time
UTC-09:00Alaska Standard Time (AKST) is the time zone for the state of Alaska, 9 hours behind UTC.
- •Alaska is the largest US state by area but has only about 730,000 residents.
- •Anchorage is the most populous city in AKST with about 290,000 people.
- •The Aleutian Islands use HAST instead of AKST.
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.
About Anchorage
WikipediaAnchorage operates on Alaska Time (AKST/AKDT), UTC-9. As a global air cargo hub, Anchorage connects Asian and American markets via polar routes.
Moose occasionally wander through the city streets.
About Tokyo
WikipediaTokyo operates on Japan Standard Time (JST), which is 14 hours ahead of New York. As Asia's largest financial hub, Tokyo trading hours are crucial for global markets.
The Tokyo subway system moves approximately 8.7 million passengers daily.
Understanding the +17h Gap: Anchorage vs Tokyo
Anchorage runs on Alaska Daylight Time (AKDT) at UTC-08:00, currently observing daylight saving time. Tokyo runs on Japan Standard Time (JST) at UTC+09:00. That puts Anchorage 17 hours ahead of Tokyo — a difference of +17h at the current offsets.
In practice, when it is 9:00 AM in Anchorage it is 2:00 AM in Tokyo on the next day. Midnight in Anchorage is 5:00 PM in Tokyo.Anchorage observes daylight saving time while Tokyo does not, so the gap narrows or widens by an hour part of the year.
Anchorage to Tokyo time conversion table
| Anchorage (AKDT) | Tokyo (JST) | Day |
|---|---|---|
| 12:00 AM | 5:00 PM | same day |
| 6:00 AM | 11:00 PM | same day |
| 7:00 AM | 12:00 AM | next day |
| 8:00 AM | 1:00 AM | next day |
| 9:00 AM | 2:00 AM | next day |
| 12:00 PM | 5:00 AM | next day |
| 3:00 PM | 8:00 AM | next day |
| 5:00 PM | 10:00 AM | next day |
| 6:00 PM | 11:00 AM | next day |
| 9:00 PM | 2:00 PM | next day |
Why people convert Anchorage to Tokyo time
- Scheduling a call from Anchorage to Tokyo: a 10:00 AM start in Anchorage lands at 3:00 AM in Tokyo the next day, so you can confirm the slot without doing the arithmetic yourself.
- Handling a +17h gap: Anchorage and Tokyo 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 Tokyo is 2:00 AM in Anchorage.
- Coordinating a Anchorage-based team with Tokyo contacts: quoting times in the other side's local clock — not your own — removes the single biggest source of missed meetings.
- Always state the zone abbreviation, not just the hour. "3:00 PM AKDT" is unambiguous; "3 PM" across a +17h gap is not.
- With a +17h gap there is no shared 9-to-5 window, so alternate the early start: one week Anchorage takes the early slot, the next week Tokyo does.
- Anchorage: Clocks fall back on Sun, Nov 1, 2026. Re-check this page after that date because the offset changes and so does the +17h gap.
About AKST (Alaska Standard Time)
Alaska Standard Time (AKST) is used in nearly all of Alaska. Due to Alaska's vast geographic size, the Aleutian Islands use Hawaii-Aleutian Standard Time instead. During summer months, Alaska switches to Alaska Daylight Time (AKDT, UTC-08:00).
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.
Best time to call between Anchorage and Tokyo
With a +17h offset there is no overlap inside a normal 9 AM – 5 PM day. Tokyo opens at 9:00 AM JST, which is 2:00 AM in Anchorage, so real-time calls need an early-morning or late-evening slot on one side.
Business hours overlap
Anchorage and Tokyo have no shared working hours because of the +17h gap. Teams need to alternate early starts or rely on asynchronous handovers.
Anchorage is 17 hours ahead of Tokyo (AKDT UTC-08:00 → JST UTC+09:00). 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
Anchorage
☀ Currently in DST
Standard: UTC-09:00 · DST: UTC-08:00
Clocks fall back on Sun, Nov 1, 2026
Tokyo
Does not observe DST
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 Anchorage and Tokyo?
Anchorage (AKDT, UTC-08:00) is 17 hours ahead of Tokyo (JST, UTC+09:00). The gap is currently +17h.
How do I convert Anchorage time to Tokyo time?
Add +17h to Anchorage local time. For example, 9:00 AM in Anchorage is 2:00 AM in Tokyo (next day).
What time is it in Tokyo right now?
Tokyo uses JST at UTC+09:00. Use the live converter at the top of this page — it updates in real time and already accounts for the +17h offset from Anchorage.
What is the best time to call Tokyo from Anchorage?
There is no shared working-hours window because of the +17h gap. The closest option is 1:00 PM in Anchorage, which is 6:00 AM in Tokyo.
Which is ahead, Anchorage or Tokyo?
Anchorage is 17 hours ahead of Tokyo. When it is 12:00 PM in Anchorage it is 5:00 AM in Tokyo.
Do Anchorage and Tokyo use different time zones?
Anchorage (USA) uses AKDT at UTC-08:00, while Tokyo (Japan) uses JST at UTC+09:00. The IANA identifiers are America/Anchorage and Asia/Tokyo.
Does daylight saving time affect the Anchorage–Tokyo difference?
Yes at the moment: Anchorage is on daylight saving time and Tokyo is not, so the +17h gap shifts by an hour when exactly one of them changes clocks.
Which other cities share Anchorage's time zone?
AKDT also covers Anchorage, Fairbanks, Juneau, Sitka, Wasilla.
Which countries use AKDT, Anchorage's zone?
AKDT is used in United States (Alaska).
Is there a day difference between Anchorage and Tokyo?
Sometimes. The +17h gap is large enough that 8:00 PM or later in Anchorage already falls on the next day in Tokyo.
What is the time difference between Anchorage and Tokyo?
Tokyo is +17h from Anchorage.
What timezone is Anchorage in?
Anchorage operates on Alaska Time (AKST/AKDT), UTC-9. As a global air cargo hub, Anchorage connects Asian and American markets via polar routes.
What timezone is Tokyo in?
Tokyo operates on Japan Standard Time (JST), which is 14 hours ahead of New York. As Asia's largest financial hub, Tokyo trading hours are crucial for global markets.
What are the business hours in Anchorage?
Standard business hours in Anchorage are 8:00 AM - 5:00 PM AKST.
What are the business hours in Tokyo?
Standard business hours in Tokyo are 9:00 AM - 6:00 PM JST.
What is the best time to schedule a call between Anchorage and Tokyo?
The best overlap for a call is when both cities are in business hours. Anchorage works 8:00 AM - 5:00 PM AKST and Tokyo works 9:00 AM - 6:00 PM JST (+17h difference). Try scheduling during the overlapping window for maximum convenience.
What currencies are used in Anchorage and Tokyo?
Anchorage uses USD ($) while Tokyo uses JPY (¥). Check current exchange rates when planning travel or business between these cities.
How do Anchorage and Tokyo compare in size?
Anchorage has a population of approximately 287,000 (metro: 398,000), while Tokyo has approximately 14 million (metro: 37.4 million).
What are the major landmarks in Anchorage and Tokyo?
Anchorage is known for Anchorage Museum, Tony Knowles Coastal Trail, Flattop Mountain. Tokyo is famous for Tokyo Tower, Shibuya Crossing, Senso-ji Temple.
Do Anchorage and Tokyo have stock exchanges?
Yes. Anchorage has the N/A (Uses NYSE/NASDAQ) and Tokyo has the TSE (Tokyo Stock Exchange). The +17h time difference affects trading hour overlaps between these exchanges.
Which countries use AKST (Alaska Standard Time)?
AKST is used in United States (Alaska).
Does AKST observe daylight saving time?
Yes, AKST switches to AKDT during summer months.
What are some interesting facts about AKST?
Alaska is the largest US state by area but has only about 730,000 residents. Anchorage is the most populous city in AKST with about 290,000 people.
Which cities are in the JST timezone?
Major cities in the JST timezone include Tokyo, Osaka, Yokohama, Nagoya, Sapporo, Kyoto, Kobe, Fukuoka.
What is the UTC offset for JST?
Japan Standard Time (JST) is at UTC+09:00.
What should I know about the JST timezone?
Japan does not observe daylight saving time. Tokyo is the most populous metropolitan area in the world.
When is it midnight in Anchorage, what time is it in Tokyo?
When it is 12:00 AM (midnight) in Anchorage (AKST), it is +17h later in Tokyo (JST).
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