Australian Eastern Daylight Time (aedt) is used in Australia. The IANA timezone identifier is Australia/Sydney.

Japan Standard Time (jst) is used in Japan. The IANA timezone identifier is Asia/Tokyo.

AEDT to JST Time Converter

Australian Eastern Daylight Time → Japan Standard Time

AEDT = UTC+10JST = UTC+9

ClockinSync

BASE

09:00

Work Clients Team +

00:0006:0012:0018:0024:00

JST (Tokyo)

Japan · -1h

08:00

London

United Kingdom · -9h

00:00

New York

USA · -14h

19:00-1 day

Dubai

United Arab Emirates · -6h

03:00

Paris

France · -8h

01:00

How far apart are AEDT (Sydney) and JST (Tokyo)?

AEDT (Sydney) is 1 hour ahead of JST (Tokyo). When it's noon in AEDT (Sydney), it's 11:00 in JST (Tokyo).

AEDT (Sydney) runs on Australia/Sydney; JST (Tokyo) runs on Asia/Tokyo. Together they are 1 hour apart.

Daily overlap window

Both AEDT (Sydney) and JST (Tokyo) are simultaneously in business hours for 7 hours per day (assuming standard 9:00–17:00 working hours).

00:0006:0012:0018:0024:00

AEDT (Sydney)

JST (Tokyo)

Overlap (7h)

Best call times between these locations

There is a 7-hour daily window where both locations are in business hours. The 3 best slots are listed below.

10:00 Sydney / 09:00 Tokyo✓ Both working

11:00 Sydney / 10:00 Tokyo✓ Both working

12:00 Sydney / 11:00 Tokyo✓ Both working

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.

AEDT (Sydney)7 holidays

Aug 3Picnic Day

Sep 28King's Birthday

Oct 5Labour Day

Oct 5King's Birthday

Nov 3Melbourne Cup

JST (Tokyo)7 holidays

Jul 20Marine Day

Aug 11Mountain Day

Sep 21Respect for the Aged Day

Sep 23Autumnal Equinox Day

Oct 12Sports Day

AEDT (Sydney) and JST (Tokyo) — practical scheduling

AEDT (Sydney) (Australia) and JST (Tokyo) (Japan) are 1 hours apart. With a 7-hour daily overlap in standard business hours, both teams can connect in real time without either side stretching beyond their normal workday.

💡 Practical scheduling guidelines

✅

If you are in AEDT (Sydney), aim for 10:00–11:00, which corresponds to 09:00–10:00 in JST (Tokyo) — both teams are within working hours.

✅

If you are in AEDT (Sydney), aim for 11:00–12:00, which corresponds to 10:00–11:00 in JST (Tokyo) — both teams are within working hours.

✅

If you are in AEDT (Sydney), aim for 12:00–13:00, which corresponds to 11:00–12:00 in JST (Tokyo) — both teams are within working hours.

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.

Add to your browser — Free →

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 AEDT (Sydney)".

AEDT (Sydney) ↔ JST (Tokyo)

7h of business hours overlap daily (09:00–17:00)

AEDT (Sydney)

JST (Tokyo)

00:00

23:00-1d

01:00

00:00

02:00

01:00

03:00

02:00

04:00

03:00

05:00

04:00

06:00

05:00

07:00

06:00

08:00

07:00

09:00Working

08:00off

10:00Working

09:00Working

11:00Working

10:00Working

12:00Working

11:00Working

13:00Working

12:00Working

14:00Working

13:00Working

15:00Working

14:00Working

16:00Working

15:00Working

17:00

16:00Working

18:00

17:00

19:00

18:00

20:00

19:00

21:00

20:00

22:00

21:00

23:00

22:00

Working hours: 09:00–17:00 local. Green = both working. Purple = one side only.

Frequently Asked Questions

What is the difference between aedt and jst?

Australian Eastern Daylight Time (aedt) is UTC+10 and Japan Standard Time (jst) is UTC+9. The difference between them is 1 hours.

Where is aedt used?

Australian Eastern Daylight Time (aedt) is used in Australia and surrounding regions. The IANA timezone identifier is Australia/Sydney.

Where is jst used?

Japan Standard Time (jst) is used in Japan and surrounding regions. The IANA timezone identifier is Asia/Tokyo.

How do I convert aedt to jst?

Use the interactive converter above. Drag the time slider to any aedt time and the jst equivalent updates instantly. You can also type a time like "3pm" or "15:00" in the input bar.

Popular AEDT conversions

AEDT → London AEDT → New York AEDT → Tokyo AEDT → Dubai AEDT → Paris AEDT → Berlin AEDT → Singapore AEDT → Los Angeles AEDT → Toronto AEDT → Mumbai

Popular JST conversions

London → JST New York → JST Dubai → JST Sydney → JST Paris → JST Berlin → JST Singapore → JST Los Angeles → JST Toronto → JST Mumbai → JST