JST to AEST — Time Zone Converter
Japan Standard Time (JST, UTC+9) covers Japan; Australian Eastern Time (AEST, UTC+10) covers eastern Australia. In standard time, AEST is 1 hour ahead of JST. With only a small offset, working hours in Japan and eastern Australia overlap for most of the day — scheduling is easy. Use the live converter below — it applies today's IANA time zone data, including daylight saving time, and gives you a meeting schedule you can paste straight into email or Slack.
JST to AEST, hour by hour (today)
JST to AEST quick reference
Standard-time conversions (JST UTC+9 → AEST UTC+10). During daylight saving periods the gap shifts by an hour — the live table above always shows today's exact times.
| JST (Japan Standard Time) | AEST (Australian Eastern Time) |
|---|---|
| 7:00 AM | 8:00 AM |
| 9:00 AM | 10:00 AM |
| 11:00 AM | 12:00 PM |
| 1:00 PM | 2:00 PM |
| 3:00 PM | 4:00 PM |
| 5:00 PM | 6:00 PM |
| 7:00 PM | 8:00 PM |
Need the opposite direction? AEST to JST converter
Frequently asked questions
What is the time difference between JST and AEST?+
Japan Standard Time (JST) is UTC+9 and Australian Eastern Time (AEST) is UTC+10, so in standard time AEST is 1 hour ahead of JST. The gap shifts by an hour around daylight saving transitions, so always check a live converter near the change dates in spring and autumn.
Does JST or AEST observe daylight saving time?+
Japan Standard Time stays on UTC+9 all year — no daylight saving time. Australian Eastern Time observes daylight saving time (AEST in winter, AEDT in summer).
What is the best time for a meeting between JST and AEST?+
With only a small offset, working hours in Japan and eastern Australia overlap for most of the day — scheduling is easy. The converter above highlights office hours in green for both zones, so you can slide to a time that works for everyone.
How do I share a JST to AEST meeting time by email?+
Pick a time in the converter, log it to the Smart Clipboard, and copy it as bullets, a formatted table, or a one-line question — with both JST and AEST times spelled out so nobody has to do the math.