Melbourne to Osaka
-1hMelbourne
AESTSOURCEOsaka
JSTGreen rows indicate typical business hours (9 AM - 5 PM)
AEST and JST on the World Map
The map below highlights the AEST (Australian Eastern Standard Time) and JST (Japan Standard Time) timezone regions across the globe.
AEST – Australian Eastern Standard Time
UTC+10:00Australian Eastern Standard Time (AEST) covers eastern Australia, 10 hours ahead of UTC.
- •Queensland does not observe daylight saving time, staying on AEST year-round.
- •Sydney and Melbourne switch to AEDT (UTC+11:00) in summer.
- •The Australian Securities Exchange (ASX) operates on AEST/AEDT.
- •AEST is 15 hours ahead of EST during winter.
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.
About Melbourne
WikipediaMelbourne operates on Australian Eastern Time (AEST/AEDT). As Australia's second-largest city, Melbourne shares business hours with Sydney and the ASX.
Melbourne was the capital of Australia from 1901 to 1927.
About Osaka
WikipediaOsaka operates on Japan Standard Time (JST), UTC+9. As Japan's second economic center and a manufacturing hub, Osaka shares business hours with Tokyo.
Osaka Castle was originally built in 1583 and has been rebuilt several times.
Melbourne vs Osaka: Offsets, DST and Best Call Times
Melbourne runs on Australian Eastern Standard Time (AEST) at UTC+10:00. Osaka runs on Japan Standard Time (JST) at UTC+09:00. That puts Melbourne 1 hour behind Osaka — a difference of -1h at the current offsets.
In practice, when it is 9:00 AM in Melbourne it is 8:00 AM in Osaka. Midnight in Melbourne is 11:00 PM in Osaka. Neither zone observes daylight saving time, so the offset between them stays constant all year.
Melbourne to Osaka time conversion table
| Melbourne (AEST) | Osaka (JST) | Day |
|---|---|---|
| 12:00 AM | 11:00 PM | previous day |
| 6:00 AM | 5:00 AM | same day |
| 7:00 AM | 6:00 AM | same day |
| 8:00 AM | 7:00 AM | same day |
| 9:00 AM | 8:00 AM | same day |
| 12:00 PM | 11:00 AM | same day |
| 3:00 PM | 2:00 PM | same day |
| 5:00 PM | 4:00 PM | same day |
| 6:00 PM | 5:00 PM | same day |
| 9:00 PM | 8:00 PM | same day |
Why people convert Melbourne to Osaka time
- Scheduling a call from Melbourne to Osaka: a 10:00 AM start in Melbourne lands at 9:00 AM in Osaka, so you can confirm the slot without doing the arithmetic yourself.
- Finding shared working hours: both Melbourne and Osaka are inside the 9-to-5 working day between 10:00 AM and 5:00 PM AEST time (9:00 AM–4:00 PM JST). That is roughly 7 hours of usable overlap.
- Watching a live event or market open: Melbourne viewers need 8:00 AM in Osaka to catch a 9:00 AM start there, and 1:00 AM if the event is anchored to Melbourne.
- Always state the zone abbreviation, not just the hour. "3:00 PM AEST" is unambiguous; "3 PM" across a -1h gap is not.
- Block 10:00 AM–5:00 PM AEST as the recurring meeting window if you work primarily from Melbourne and need Osaka colleagues present.
- Melbourne: Clocks spring forward on Sat, Oct 3, 2026. Re-check this page after that date because the offset changes and so does the -1h gap.
About AEST (Australian Eastern Standard Time)
Australian Eastern Standard Time (AEST) is used in the eastern states of Australia including New South Wales, Victoria, Queensland, Tasmania, and the ACT. During summer (October to April), NSW, VIC, TAS, and ACT switch to Australian Eastern Daylight Time (AEDT, UTC+11:00), while Queensland remains on AEST year-round.
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.
Best time to call between Melbourne and Osaka
Both Melbourne and Osaka sit inside the 9 AM – 5 PM working day between 10:00 AM–5:00 PM AEST, which is 9:00 AM–4:00 PM JST. That gives roughly 7 hours of shared time — the safest window for a live call or meeting.
Business hours overlap
Melbourne and Osaka share 7 hours of working-hours overlap (10:00 AM–5:00 PM AEST), so scheduling a live meeting is straightforward.
Melbourne is 1 hour behind Osaka (AEST UTC+10:00 → JST UTC+09:00). The shared working window is 10:00 AM–5:00 PM AEST. Remember to re-check around daylight-saving transitions.
🕐 Daylight Saving Time Info
Melbourne
❄ Currently in Standard Time
Standard: UTC+10:00 · DST: UTC+11:00
Clocks spring forward on Sat, Oct 3, 2026
Osaka
Does not observe DST
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 Melbourne and Osaka?
Melbourne (AEST, UTC+10:00) is 1 hour behind Osaka (JST, UTC+09:00). The gap is currently -1h.
How do I convert Melbourne time to Osaka time?
Add -1h to Melbourne local time. For example, 9:00 AM in Melbourne is 8:00 AM in Osaka.
What time is it in Osaka right now?
Osaka uses JST at UTC+09:00. Use the live converter at the top of this page — it updates in real time and already accounts for the -1h offset from Melbourne.
What is the best time to call Osaka from Melbourne?
Call between 10:00 AM and 5:00 PM AEST — that maps to 9:00 AM–4:00 PM JST and keeps both parties inside the working day.
Which is behind, Melbourne or Osaka?
Melbourne is 1 hour behind Osaka. When it is 12:00 PM in Melbourne it is 11:00 AM in Osaka.
Do Melbourne and Osaka use different time zones?
Melbourne (Australia) uses AEST at UTC+10:00, while Osaka (Japan) uses JST at UTC+09:00. The IANA identifiers are Australia/Melbourne and Asia/Tokyo.
Does daylight saving time affect the Melbourne–Osaka difference?
Neither zone observes daylight saving time, so the -1h offset between Melbourne and Osaka is fixed all year.
Which other cities share Melbourne's time zone?
AEST also covers Sydney, Melbourne, Brisbane, Canberra, Hobart, Gold Coast.
Which countries use AEST, Melbourne's zone?
AEST is used in Australia (NSW, VIC, QLD, TAS, ACT), Papua New Guinea.
Is there a day difference between Melbourne and Osaka?
Not normally. The -1h gap only pushes the date over the previous day.
What is the time difference between Melbourne and Osaka?
Osaka is -1h from Melbourne.
What timezone is Melbourne in?
Melbourne operates on Australian Eastern Time (AEST/AEDT). As Australia's second-largest city, Melbourne shares business hours with Sydney and the ASX.
What timezone is Osaka in?
Osaka operates on Japan Standard Time (JST), UTC+9. As Japan's second economic center and a manufacturing hub, Osaka shares business hours with Tokyo.
What are the business hours in Melbourne?
Standard business hours in Melbourne are 9:00 AM - 5:00 PM AEST.
What are the business hours in Osaka?
Standard business hours in Osaka are 9:00 AM - 6:00 PM JST.
What is the best time to schedule a call between Melbourne and Osaka?
The best overlap for a call is when both cities are in business hours. Melbourne works 9:00 AM - 5:00 PM AEST and Osaka works 9:00 AM - 6:00 PM JST (-1h difference). Try scheduling during the overlapping window for maximum convenience.
What currencies are used in Melbourne and Osaka?
Melbourne uses AUD (A$) while Osaka uses JPY (¥). Check current exchange rates when planning travel or business between these cities.
How do Melbourne and Osaka compare in size?
Melbourne has a population of approximately 5.1 million (metro: 5.1 million), while Osaka has approximately 2.8 million (metro: 19 million).
What are the major landmarks in Melbourne and Osaka?
Melbourne is known for Federation Square, Melbourne Cricket Ground, Royal Botanic Gardens. Osaka is famous for Osaka Castle, Dotonbori, Universal Studios Japan.
Do Melbourne and Osaka have stock exchanges?
Yes. Melbourne has the ASX (Australian Securities Exchange) and Osaka has the OSE (Osaka Exchange - derivatives). The -1h time difference affects trading hour overlaps between these exchanges.
Which countries use AEST (Australian Eastern Standard Time)?
AEST is used in Australia (NSW, VIC, QLD, TAS, ACT), Papua New Guinea.
Does AEST observe daylight saving time?
Yes, AEST switches to AEDT during summer months.
What are some interesting facts about AEST?
Queensland does not observe daylight saving time, staying on AEST year-round. Sydney and Melbourne switch to AEDT (UTC+11:00) in summer.
Which cities are in the JST timezone?
Major cities in the JST timezone include Tokyo, Osaka, Yokohama, Nagoya, Sapporo, Kyoto, Kobe, Fukuoka.
What is the UTC offset for JST?
Japan Standard Time (JST) is at UTC+09:00.
What should I know about the JST timezone?
Japan does not observe daylight saving time. Tokyo is the most populous metropolitan area in the world.
When is it midnight in Melbourne, what time is it in Osaka?
When it is 12:00 AM (midnight) in Melbourne (AEST), it is -1h later in Osaka (JST).
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