Japan to AEDT
+2hJapan
JSTSOURCEAEDT
AEDTGreen rows indicate typical business hours (9 AM - 5 PM)
JST and AEDT on the World Map
The map below highlights the JST (Japan Standard Time) and AEDT (Australian Eastern Daylight Time) timezone regions across the globe.
JST – Japan Standard Time
UTC+09:00Japan Standard Time (JST) is the time zone for Japan, 9 hours ahead of UTC.
- •Japan does not observe daylight saving time.
- •Tokyo is the most populous metropolitan area in the world.
- •The Tokyo Stock Exchange operates from 9:00 AM to 3:00 PM JST.
- •JST is 14 hours ahead of EST and 9 hours ahead of GMT.
AEDT – Australian Eastern Daylight Time
UTC+11:00Australian Eastern Daylight Time (AEDT, UTC+11:00) is the daylight saving period in south-eastern Australia, from October to April.
- •AEDT runs from the first Sunday in October to the first Sunday in April.
- •AEDT is one hour ahead of Australian Eastern Standard Time (AEST).
- •Queensland does not observe daylight saving, so Brisbane stays on AEST.
- •During AEDT, Sydney is 16 hours ahead of New York and 11 hours ahead of UTC.
Understanding the +2h Gap: Japan vs AEDT
Japan runs on Japan Standard Time (JST) at UTC+09:00. AEDT runs on Australian Eastern Daylight Time (AEDT) at UTC+11:00. That puts Japan 2 hours ahead of AEDT — a difference of +2h at the current offsets.
In practice, when it is 9:00 AM in Japan it is 11:00 AM in AEDT. Midnight in Japan is 2:00 AM in AEDT. Neither zone observes daylight saving time, so the offset between them stays constant all year.
Japan to AEDT time conversion table
| Japan (JST) | AEDT (AEDT) | Day |
|---|---|---|
| 12:00 AM | 2:00 AM | same day |
| 6:00 AM | 8:00 AM | same day |
| 7:00 AM | 9:00 AM | same day |
| 8:00 AM | 10:00 AM | same day |
| 9:00 AM | 11:00 AM | same day |
| 12:00 PM | 2:00 PM | same day |
| 3:00 PM | 5:00 PM | same day |
| 5:00 PM | 7:00 PM | same day |
| 6:00 PM | 8:00 PM | same day |
| 9:00 PM | 11:00 PM | same day |
Why people convert Japan to AEDT time
- Scheduling a call from Japan to AEDT: a 10:00 AM start in Japan lands at 12:00 PM in AEDT, so you can confirm the slot without doing the arithmetic yourself.
- Finding shared working hours: both Japan and AEDT are inside the 9-to-5 working day between 9:00 AM and 3:00 PM JST time (11:00 AM–5:00 PM AEDT). That is roughly 6 hours of usable overlap.
- Watching a live event or market open: Japan viewers need 11:00 AM in AEDT to catch a 9:00 AM start there, and 10:00 PM if the event is anchored to Japan.
- Always state the zone abbreviation, not just the hour. "3:00 PM JST" is unambiguous; "3 PM" across a +2h gap is not.
- Block 9:00 AM–3:00 PM JST as the recurring meeting window if you work primarily from Japan and need AEDT colleagues present.
About JST (Japan Standard Time)
Japan Standard Time (JST) is the standard time zone for all of Japan. Japan does not observe daylight saving time. JST is 9 hours ahead of UTC and 14 hours ahead of EST. The Tokyo Stock Exchange, the world's third largest by market capitalization, operates on JST. South Korea uses the same offset (KST) but it is a distinct time zone.
About AEDT (Australian Eastern Daylight Time)
Australian Eastern Daylight Time (AEDT) is the daylight saving period in south-eastern Australia, one hour ahead of Australian Eastern Standard Time (AEST, UTC+10:00). Because Australia is in the southern hemisphere, AEDT runs through the summer — from the first Sunday in October to the first Sunday in April — which is almost exactly the reverse of the European and North American schedules. New South Wales, Victoria, Tasmania and the Australian Capital Territory observe it; Queensland and the Northern Territory do not, so Brisbane stays on AEST year round while Sydney moves to AEDT. During AEDT, Sydney is 11 hours ahead of UTC and 16 hours ahead of New York.
Best time to call between Japan and AEDT
Both Japan and AEDT sit inside the 9 AM – 5 PM working day between 9:00 AM–3:00 PM JST, which is 11:00 AM–5:00 PM AEDT. That gives roughly 6 hours of shared time — the safest window for a live call or meeting.
Business hours overlap
Japan and AEDT share 6 hours of working-hours overlap (9:00 AM–3:00 PM JST), so scheduling a live meeting is straightforward.
Japan is 2 hours ahead of AEDT (JST UTC+09:00 → AEDT UTC+11:00). The shared working window is 9:00 AM–3:00 PM JST. Remember to re-check around daylight-saving transitions.
🕐 Daylight Saving Time Info
Japan
Does not observe DST
AEDT
❄ Currently in Standard Time
Standard: UTC+10:00 · DST: UTC+11:00
Clocks spring forward on Sat, Oct 3, 2026
Learn More About Time
Dive deeper into the fascinating world of timekeeping, time zones, and how they shape our global society:
Frequently Asked Questions
What is the time difference between Japan and AEDT?
Japan (JST, UTC+09:00) is 2 hours ahead of AEDT (AEDT, UTC+11:00). The gap is currently +2h.
How do I convert Japan time to AEDT time?
Add +2h to Japan local time. For example, 9:00 AM in Japan is 11:00 AM in AEDT.
What time is it in AEDT right now?
AEDT uses AEDT at UTC+11:00. Use the live converter at the top of this page — it updates in real time and already accounts for the +2h offset from Japan.
What is the best time to call AEDT from Japan?
Call between 9:00 AM and 3:00 PM JST — that maps to 11:00 AM–5:00 PM AEDT and keeps both parties inside the working day.
Which is ahead, Japan or AEDT?
Japan is 2 hours ahead of AEDT. When it is 12:00 PM in Japan it is 2:00 PM in AEDT.
Do Japan and AEDT use different time zones?
Japan (Japan) uses JST at UTC+09:00, while AEDT uses AEDT at UTC+11:00. The IANA identifiers are Asia/Tokyo and Australia/Sydney.
Does daylight saving time affect the Japan–AEDT difference?
Neither zone observes daylight saving time, so the +2h offset between Japan and AEDT is fixed all year.
Which other cities share Japan's time zone?
JST also covers Tokyo, Osaka, Yokohama, Nagoya, Sapporo, Kyoto, Kobe, Fukuoka and 1 more.
Which countries use JST, Japan's zone?
JST is used in Japan.
Is there a day difference between Japan and AEDT?
Not normally. The +2h gap only pushes the date over for late-evening times.
What is the time difference between Japan and AEDT?
AEDT is +2h from Japan.
What timezone is Japan in?
Japan operates on its local timezone.
What timezone is AEDT in?
AEDT operates on its local timezone.
Which countries use JST (Japan Standard Time)?
JST is used in Japan.
Does JST observe daylight saving time?
No, JST does not observe daylight saving time and remains at UTC+09:00 year-round.
What are some interesting facts about JST?
Japan does not observe daylight saving time. Tokyo is the most populous metropolitan area in the world.
Which cities are in the AEDT timezone?
Major cities in the AEDT timezone include Sydney, Melbourne, Canberra, Hobart, Newcastle.
What is the UTC offset for AEDT?
Australian Eastern Daylight Time (AEDT) is at UTC+11:00. During daylight saving time, it shifts to AEDT.
What should I know about the AEDT timezone?
AEDT runs from the first Sunday in October to the first Sunday in April. AEDT is one hour ahead of Australian Eastern Standard Time (AEST).
When is it midnight in Japan, what time is it in AEDT?
When it is 12:00 AM (midnight) in Japan (JST), it is +2h later in AEDT (AEDT).
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