The short answer
7am in Alaska Time is 12am in Japan Standard Time on the next day.
Alaska Time is 17 hours behind Japan Standard Time. It lands deep outside working hours in Japan Standard Time — see the best time to meet below for a friendlier slot.
Alaska Time☀
7am
Japan Standard Time☾
12am
next day
Right now
11:58pmAKDT · UTC-08:00 · Sun, Jun 21
4:58pmJST · UTC+09:00 · Mon, Jun 22
Read across to convert
Alaska Time
AKDT · UTC-08:00
Japan Standard Time
JST · UTC+09:00
Pinned7amAlaska Time=12amJapan Standard Time · Mon (next day)
12amSun
5pm
1am
6pm
2am
7pm
3am
8pm
4am
9pm
5am
10pm
6am
11pm
PINNED
7am
12amMon ·+1d
8am
1amMon ·+1d
9am
WORK2amMon ·+1d
10am
WORK3amMon ·+1d
11am
WORK4amMon ·+1d
12pm
WORK5amMon ·+1d
1pm
WORK6amMon ·+1d
2pm
WORK7amMon ·+1d
3pm
WORK8amMon ·+1d
4pm
WORK9amMon ·+1d
WORK5pm
10amMon ·+1d
WORK6pm
11amMon ·+1d
WORK7pm
12pmMon ·+1d
WORK8pm
1pmMon ·+1d
WORK9pm
2pmMon ·+1d
WORK10pm
3pmMon ·+1d
WORKNOW
11pm
4pmMon ·+1d
WORKdaylightnightworking hoursoverlap
Best time to meet=
Best for a call
Alaska Time
4pm–5pm
Japan Standard Time
9am–10am
next day
Popular conversions
Quick reference.
9amAlaska Time=2amJapan Standard Time · next day
12pmAlaska Time=5amJapan Standard Time · next day
3pmAlaska Time=8amJapan Standard Time · next day
5pmAlaska Time=10amJapan Standard Time · next day
9pmAlaska Time=2pmJapan Standard Time · next day
In context
What each side covers.
Alaska Time
11:58pmAKDT · UTC-08:00
US
Japan Standard Time
4:58pmJST · UTC+09:00
Related converters
Other popular pairs.
Pacific Time
12:58am
India Standard Time
1:28pm
Pacific Time to India12 hours 30 minutes behind
Eastern Standard Time
3:58am
Central European Time
9:58am
Eastern Time to Central Europe6 hours behind
India Standard Time
1:28pm
Eastern Standard Time
3:58am
India to Eastern Time9 hours 30 minutes ahead
Greenwich Mean Time
8:58am
India Standard Time
1:28pm
London to India4 hours 30 minutes behind
Pacific Standard Time
12:58am
Eastern Standard Time
3:58am
Pacific to Eastern Time3 hours behind
Central European Time
9:58am
India Standard Time
1:28pm
Central Europe to India3 hours 30 minutes behind
Frequently asked
Quick answers about converting between Alaska Time and Japan Standard Time. Can't find what you need? Email [email protected].
- What is the time difference between Alaska Time and Japan Standard Time?
- Alaska Time is 17 hours behind Japan Standard Time right now. We always show the live, daylight-saving-correct difference, so this figure already accounts for whichever side is observing summer time today.
- When it's 7am in Alaska Time, what time is it in Japan Standard Time?
- 7am in Alaska Time is 12am in Japan Standard Time on the next day. It lands deep outside working hours in Japan Standard Time — see the best time to meet below for a friendlier slot. Use the hour-by-hour table above to read any other time across.
- What's the best time for a call between Alaska Time and Japan Standard Time?
- 4pm–5pm in Alaska Time lines up with 9am–10am in Japan Standard Time the next day — both sides are inside a 9-to-5 working day.
- Does this account for daylight saving time?
- Yes. We track every clock change in both places, so the abbreviations you see — AKDT and JST — are the ones actually in effect right now, not a fixed all-year value. When either side changes its clocks, this page updates automatically.
- Why is the date sometimes different on each side?
- When two places are far enough apart, the same moment can fall on different calendar days. That is why some conversions are marked "previous day" or "next day" — it is the same instant in time, read off two clocks that crossed midnight at different points.