JST to AEST Time Converter

Convert Japan Standard Time to Australian Eastern Standard Time - Quick & Accurate

Tokyo (JST)
Sydney (AEST)
AEST is 2 hours ahead of JST

Quick Time Conversion

Tokyo
Japan Standard Time
UTC+9
Sydney
Australian Eastern Standard Time
UTC+10 (AEST) / UTC+11 (AEDT)

Current Time Right Now

Japan Standard Time
Australian Eastern Standard Time

Updates live every second

24-Hour Visual Comparison

JST (Tokyo)
12am JST
1am JST
2am JST
3am JST
4am JST
5am JST
6am JST
7am JST
8am JST
9am JST
10am JST
11am JST
12pm JST
1pm JST
2pm JST
3pm JST
4pm JST
5pm JST
6pm JST
7pm JST
8pm JST
9pm JST
10pm JST
11pm JST
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AEST (Sydney)
2am AEST
3am AEST
4am AEST
5am AEST
6am AEST
7am AEST
8am AEST
9am AEST
10am AEST
11am AEST
12pm AEST
1pm AEST
2pm AEST
3pm AEST
4pm AEST
5pm AEST
6pm AEST
7pm AEST
8pm AEST
9pm AEST
10pm AEST
11pm AEST
12am AEST
1am AEST
Business Hours (9AM-5PM)
Evening (5PM-9PM)
Night (9PM-6AM)

Hover over any hour to see corresponding time in both zones

Best Time for Meeting/Call

To schedule a meeting between JST and AEST:

Best Window (JST)
9:00 AM - 12:00 PM
Which is (AEST)
11:00 AM - 2:00 PM
Both parties in business hours
Optimal overlap window
Ideal for international teams

Pro Tip: Schedule calls during the overlap window for optimal convenience for both time zones

Complete JST to AEST Conversion Table

JST TimeAEST TimeContext
12:00 AM02:00 AM
Midnight JST
01:00 AM03:00 AM
Late Night
02:00 AM04:00 AM
Late Night
03:00 AM05:00 AM
Late Night
04:00 AM06:00 AM
Late Night
05:00 AM07:00 AM
Late Night
06:00 AM08:00 AM
Early Morning JST
07:00 AM09:00 AM
Night Time
08:00 AM10:00 AM
Night Time
09:00 AM11:00 AM
Work Starts JST
10:00 AM12:00 PM
Night Time
11:00 AM01:00 PM
Night Time

Japan Standard Time (JST)

UTC+9
UTC+9
Representative City:

Tokyo

IANA Identifier:

Asia/Tokyo

Australian Eastern Standard Time (AEST)

UTC+10
UTC+10 (AEST) / UTC+11 (AEDT)
Representative City:

Sydney

IANA Identifier:

Australia/Sydney

Quick Reference

Time Difference: AEST is 2 hours ahead of JST
Note: Time difference may vary during daylight saving transitions
UTC Offsets: JST = UTC+9, AEST = UTC+10 (AEST) / UTC+11 (AEDT)
2025 DST (North America): Starts March 9 at 2:00 AM, Ends November 2 at 2:00 AM

Frequently Asked Questions

AEST (Australian Eastern Standard Time) is 2 hours ahead of JST (Japan Standard Time). This means when it's 12:00 PM in Tokyo (JST), it's 2:00 PM in Sydney (AEST).

The best time to call from JST to AEST is during overlapping business hours. For JST callers, schedule between 9:00 AM - 12:00 PM JST to ensure both parties are within standard business hours.

The time difference may change during daylight saving transitions if one region observes DST while the other doesn't. Japan Standard Time (UTC+9) and Australian Eastern Standard Time (UTC+10 (AEST) / UTC+11 (AEDT)) may have different DST schedules.

JST includes cities like Tokyo. AEST includes cities like Sydney. Both time zones cover important business and cultural centers.

In 2025, DST in North America starts on March 9 at 2:00 AM and ends on November 2 at 2:00 AM. Other regions may have different DST schedules or not observe DST at all.