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

JST to SYDNEY Time Converter

Q: Where is sydney used?

SYDNEY (Sydney) (sydney) is used in Australia. The IANA timezone identifier is Australia/Sydney.

Japan Standard Time → SYDNEY (Sydney)

JST = UTC+9SYDNEY = UTC+10

ClockinSync

BASE

09:00

Work Clients Team +

00:0006:0012:0018:0024:00

Sydney

Australia · +1h

10:00

London

United Kingdom · -8h

01:00

New York

USA · -13h

20:00-1 day

Dubai

United Arab Emirates · -5h

04:00

Paris

France · -7h

02:00

JST (Tokyo) vs Sydney — time difference

JST (Tokyo) is 1 hour behind Sydney. When it's noon in JST (Tokyo), it's 13:00 in Sydney.

JST (Tokyo) observes Asia/Tokyo and Sydney observes Australia/Sydney — a 1 hour gap between them.

Shared working hours

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

00:0006:0012:0018:0024:00

JST (Tokyo)

Sydney

Overlap (7h)

Meeting time recommendations

JST (Tokyo) and Sydney share 7 hours of business hours overlap daily. Showing the 3 most balanced slots — see the time table below for the full window.

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

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

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

Assumes a standard 9 AM–5 PM workday in each location's local timezone.

Public holidays this year

⚡ Upcoming holidays in both locations, confirm with your contact before booking.

JST (Tokyo)7 holidays

Jul 20Marine Day

Aug 11Mountain Day

Sep 21Respect for the Aged Day

Sep 23Autumnal Equinox Day

Oct 12Sports Day

Sydney7 holidays

Aug 3Picnic Day

Sep 28King's Birthday

Oct 5Labour Day

Oct 5King's Birthday

Nov 3Melbourne Cup

JST (Tokyo) and Sydney — practical scheduling

Teams in JST (Tokyo) (Japan) and Sydney (Australia) face a 1-hour time difference day to day. A 7-hour shared business hours window makes real-time meetings feasible for both sides within their normal working day.

💡 Practical scheduling guidelines

✅

Schedule at 09:00–10:00 (JST (Tokyo)) for a 10:00–11:00 slot in Sydney — the sweet spot where both teams are working.

✅

Schedule at 10:00–11:00 (JST (Tokyo)) for a 11:00–12:00 slot in Sydney — the sweet spot where both teams are working.

✅

Schedule at 11:00–12:00 (JST (Tokyo)) for a 12:00–13:00 slot in Sydney — the sweet spot where both teams are working.

Recurring meetings are particularly vulnerable to DST shifts. The ClockinSync Chrome Extension alerts you before the offset changes.

Install ClockinSync Free →

Drag the slider at the top to convert any JST (Tokyo) time instantly. You can also type natural language like "3pm", "15:00", or a location name to get an immediate answer.

JST (Tokyo) ↔ SYDNEY (Sydney)

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

JST (Tokyo)

SYDNEY (Sydney)

00:00

01:00

02:00

03:00

04:00

05:00

06:00

07:00

08:00

09:00Working

10:00Working

11:00Working

12:00Working

13:00Working

14:00Working

15:00Working

16:00Working

17:00off

17:00

18:00

19:00

20:00

21:00

22:00

23:00

00:00+1d

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

Frequently Asked Questions

What is the difference between jst and sydney?

Japan Standard Time (jst) is UTC+9 and SYDNEY (Sydney) (sydney) is UTC+10. The difference between them is 1 hours.

Where is jst used?

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

Where is sydney used?

SYDNEY (Sydney) (sydney) is used in Australia and surrounding regions. The IANA timezone identifier is Australia/Sydney.

How do I convert jst to sydney?

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

Popular JST conversions

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

Popular SYDNEY conversions

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