Convert AEST to JST
Compare Australian Eastern Standard Time with Japan Standard Time using a live time difference table, meeting planner, and calendar export tools.
How AEST to JST Works
Convert Australian Eastern Standard Time (UTC+10) to Japan Standard Time (UTC+9) instantly. The converter shows the 1-hour time difference and updates results automatically.
Hour-by-Hour Time Table
View AEST and JST side by side in an hour-by-hour comparison grid. Check daytime overlaps, scan upcoming hours, and export selected times to ICS or Google Calendar.
Schedule Meetings Accurately
Find suitable meeting times between Australia and Japan with visual overlap tools, Gmail-friendly sharing, and calendar export. Time changes are tracked using the IANA timezone database for accurate conversion.
How to Convert AEST to JST
Open the AEST to JST converter: Go to https://www.xconvert.com/time-converter/aest-to-jst-converter to see Australian Eastern Standard Time and Japan Standard Time on a visual comparison grid. This page is useful when you are planning a call between Australia and Japan, such as coordinating a supplier discussion with Tokyo or setting up a customer meeting that needs to fit an Australian workday.
Add comparison cities if your schedule includes more regions: Click + Add City and search for cities such as Sydney, Tokyo, and Singapore if you are managing Asia-Pacific operations, logistics, or regional sales coverage. This helps teams in industries like manufacturing, shipping, finance, and technology compare AEST and JST alongside another hub before locking in a meeting slot.
Select the meeting window on the grid: Click Select, then drag across the timeline to highlight a time range in purple, such as 9:00 AEST to 12:00 AEST, which lines up with 8:00 JST to 11:00 JST. You can drag the center of the selection to move the whole block or use the left and right handles to resize it, which is useful when testing whether an Australian morning meeting still lands inside Tokyo business hours.
Export and share the chosen time: Once a range is selected, use the export options for ICS download, Google Calendar, Gmail, Copy to clipboard, or Share link. This is especially practical for cross-border teams that need to send a confirmed meeting slot to colleagues in Japan so everyone receives the appointment in their own local calendar without manually rechecking the time difference.
Understanding the AEST to JST Time Difference
Australian Eastern Standard Time (AEST) is UTC+10, and Japan Standard Time (JST) is UTC+9. That means JST is 1 hour behind AEST, or viewed the other way, AEST is 1 hour ahead of JST.
In practical scheduling terms, the conversion is straightforward because the gap is small and easy to remember. For example, 9:00 AEST = 8:00 JST, 12:00 AEST = 11:00 JST, 15:00 AEST = 14:00 JST, and 18:00 AEST = 17:00 JST. This makes Australia-to-Japan coordination simpler than many international pairings, since most daytime business activity still overlaps.
Daylight saving time is the main reason people get confused about this conversion. AEST is a standard-time abbreviation, and its daylight saving counterpart is AEDT, while JST does not observe DST. Because Japan stays on the same time all year, the difference changes during the months when eastern Australia switches away from AEST and uses AEDT instead, so users should pay attention to whether they are working specifically with AEST or with Australia’s daylight saving period.
Best Times for Calls and Meetings Between AEST and JST
AEST and JST are close enough that regular office-hour meetings are usually easy to arrange. Since AEST is 1 hour ahead of JST, an Australian morning slot still falls into a Japanese morning slot, which works well for project updates, procurement calls, customer support coordination, and regional management check-ins.
One of the most practical windows is 9:00 AEST to 12:00 AEST, which converts to 8:00 JST to 11:00 JST. This range is useful for teams that want to meet early, review priorities, and still leave most of the business day free on both sides for follow-up work.
Afternoon coordination also remains workable. 15:00 AEST = 14:00 JST, and 18:00 AEST = 17:00 JST, so an Australian mid-afternoon discussion still lands within the Japanese business afternoon, while an early evening slot in AEST reaches late afternoon in Japan. That pattern is helpful for industries such as trade, freight, software delivery, and account management, where teams in Australia and Japan often need same-day responses.
For recurring meetings, many teams prefer the earlier part of the overlap because it reduces the chance of pushing one side outside standard office hours. A 9:00 AEST / 8:00 JST or 12:00 AEST / 11:00 JST meeting is often easier to sustain weekly than a later session, especially when participants have client appointments, warehouse cutoffs, or end-of-day reporting tasks.
Frequently Asked Questions
What is the time difference between AEST and JST?
The time difference between AEST and JST is 1 hour. JST is 1 hour behind AEST, which means if it is afternoon in Australian Eastern Standard Time, it is one hour earlier in Japan Standard Time.
When is 9 AM AEST in JST?
9:00 AEST = 8:00 JST. This is a common conversion for morning meetings, especially for Australian teams that want to reach colleagues in Japan near the start of the Japanese business day.
When is 12 PM AEST in JST?
12:00 AEST = 11:00 JST. This timing works well for late-morning coordination in Japan and is often convenient for status calls, client check-ins, and internal handoffs between Australian and Japanese teams.
Does the difference between AEST and JST change during daylight saving time?
Yes, the difference changes when eastern Australia is no longer using AEST and switches to AEDT. JST does not observe DST, so Japan stays on the same clock year-round while Australia’s eastern time changes during the daylight saving months.
Is JST ahead of AEST or behind it?
JST is behind AEST by 1 hour. Another way to say it is that AEST is 1 hour ahead of JST, so converting from AEST to JST means moving the clock back by one hour.
What is the best meeting time between AEST and JST?
A strong meeting window is 9:00 AEST to 12:00 AEST, which corresponds to 8:00 JST to 11:00 JST. This overlap keeps both sides within normal daytime working hours and is especially practical for recurring business calls between Australia and Japan.
When is 3 PM AEST in JST?
15:00 AEST = 14:00 JST. This is a useful afternoon slot for teams that need same-day decisions, since both Australia and Japan are still in active business hours.
When is 6 PM AEST in JST?
18:00 AEST = 17:00 JST. This can work for end-of-day coordination from Australia while still reaching Japan before the close of a typical office day.
Why do people search for AEST to JST conversions so often?
Australia and Japan have strong business links in sectors such as trade, technology, logistics, education, and corporate services, so teams often need quick meeting-time comparisons. Because the two zones are only 1 hour apart, people frequently use this conversion for recurring calls, travel planning, and same-day collaboration without the complexity of large overnight time shifts.