The short answer

8pm in Alaska Daylight Time is 1pm in Japan Standard Time on the next day.

Alaska Daylight Time is 17 hours behind Japan Standard Time. It falls outside the 9-to-5 in Alaska Daylight Time but lands inside working hours in Japan Standard Time.

Alaska Daylight Time
8pm
Japan Standard Time
1pm
next day
Right now
11:47pmAKDT · UTC-08:00 · Sat, Aug 29
4:47pmJST · UTC+09:00 · Sun, Aug 30
Read across to convert
Alaska Daylight Time
AKDT · UTC-08:00
11:47pm ☾
Japan Standard Time
JST · UTC+09:00
4:47pm ☀
Pinned8pmAlaska Daylight Time=1pmJapan Standard Time · Sun (next day)
12amSat
5pm
1am
6pm
2am
7pm
3am
8pm
4am
9pm
5am
10pm
6am
11pm
7am
12amSun ·+1d
8am
1amSun ·+1d
9am
WORK
2amSun ·+1d
10am
WORK
3amSun ·+1d
11am
WORK
4amSun ·+1d
12pm
WORK
5amSun ·+1d
1pm
WORK
6amSun ·+1d
2pm
WORK
7amSun ·+1d
3pm
WORK
8amSun ·+1d
4pm
WORK
9amSun ·+1d
WORK
5pm
10amSun ·+1d
WORK
6pm
11amSun ·+1d
WORK
7pm
12pmSun ·+1d
WORK
PINNED
8pm
1pmSun ·+1d
WORK
9pm
2pmSun ·+1d
WORK
10pm
3pmSun ·+1d
WORK
NOW
11pm
4pmSun ·+1d
WORK
daylightnightworking hoursoverlap
Best time to meet
Best for a call
Alaska Daylight Time
4pm–5pm
=
Japan Standard Time
9am–10am
next day
Popular conversions

Quick reference.

9amAlaska Daylight Time=2amJapan Standard Time · next day
12pmAlaska Daylight Time=5amJapan Standard Time · next day
3pmAlaska Daylight Time=8amJapan Standard Time · next day
5pmAlaska Daylight Time=10amJapan Standard Time · next day
9pmAlaska Daylight Time=2pmJapan Standard Time · next day
In context

What each side covers.

Alaska Daylight Time
AKDT · UTC-08:00
11:47pm

Alaska Daylight Time

Japan Standard Time
JST · UTC+09:00
4:47pm
Cities on this clock

Frequently asked

Quick answers about converting between Alaska Daylight Time and Japan Standard Time. Can't find what you need? Email [email protected].

What is the time difference between Alaska Daylight Time and Japan Standard Time?
Alaska Daylight 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 8pm in Alaska Daylight Time, what time is it in Japan Standard Time?
8pm in Alaska Daylight Time is 1pm in Japan Standard Time on the next day. It falls outside the 9-to-5 in Alaska Daylight Time but lands inside working hours in Japan Standard Time. Use the hour-by-hour table above to read any other time across.
What's the best time for a call between Alaska Daylight Time and Japan Standard Time?
4pm–5pm in Alaska Daylight 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.