Tokyo to Sydney
+1hTokyo
JSTSOURCESydney
AESTGreen rows indicate typical business hours (9 AM - 5 PM)
JST and AEST on the World Map
The map below highlights the JST (Japan Standard Time) and AEST (Australian Eastern Standard 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.
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.
About Tokyo
WikipediaTokyo operates on Japan Standard Time (JST), which is 14 hours ahead of New York. As Asia's largest financial hub, Tokyo trading hours are crucial for global markets.
The Tokyo subway system moves approximately 8.7 million passengers daily.
About Sydney
WikipediaSydney operates on Australian Eastern Standard Time (AEST/AEDT). As Australia's financial capital, Sydney opens global markets at the start of the business day.
Sydney is one of the first major cities to welcome the New Year.
Understanding the +1h Gap: Tokyo vs Sydney
Tokyo runs on Japan Standard Time (JST) at UTC+09:00. Sydney runs on Australian Eastern Standard Time (AEST) at UTC+10:00. That puts Tokyo 1 hour ahead of Sydney — a difference of +1h at the current offsets.
In practice, when it is 9:00 AM in Tokyo it is 10:00 AM in Sydney. Midnight in Tokyo is 1:00 AM in Sydney. Neither zone observes daylight saving time, so the offset between them stays constant all year.
Tokyo to Sydney time conversion table
| Tokyo (JST) | Sydney (AEST) | Day |
|---|---|---|
| 12:00 AM | 1:00 AM | same day |
| 6:00 AM | 7:00 AM | same day |
| 7:00 AM | 8:00 AM | same day |
| 8:00 AM | 9:00 AM | same day |
| 9:00 AM | 10:00 AM | same day |
| 12:00 PM | 1:00 PM | same day |
| 3:00 PM | 4:00 PM | same day |
| 5:00 PM | 6:00 PM | same day |
| 6:00 PM | 7:00 PM | same day |
| 9:00 PM | 10:00 PM | same day |
Why people convert Tokyo to Sydney time
- Scheduling a call from Tokyo to Sydney: a 10:00 AM start in Tokyo lands at 11:00 AM in Sydney, so you can confirm the slot without doing the arithmetic yourself.
- Finding shared working hours: both Tokyo and Sydney are inside the 9-to-5 working day between 9:00 AM and 4:00 PM JST time (10:00 AM–5:00 PM AEST). That is roughly 7 hours of usable overlap.
- Keeping family and friends in sync: knowing that 8:00 PM in Tokyo is 9:00 PM in Sydney makes it easy to avoid calling at 3 AM.
- Always state the zone abbreviation, not just the hour. "3:00 PM JST" is unambiguous; "3 PM" across a +1h gap is not.
- Block 9:00 AM–4:00 PM JST as the recurring meeting window if you work primarily from Tokyo and need Sydney colleagues present.
- Sydney: Clocks spring forward on Sat, Oct 3, 2026. Any meeting series spanning that date will shift by an hour in local time.
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 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.
Best time to call between Tokyo and Sydney
Both Tokyo and Sydney sit inside the 9 AM – 5 PM working day between 9:00 AM–4:00 PM JST, which is 10:00 AM–5:00 PM AEST. That gives roughly 7 hours of shared time — the safest window for a live call or meeting.
Business hours overlap
Tokyo and Sydney share 7 hours of working-hours overlap (9:00 AM–4:00 PM JST), so scheduling a live meeting is straightforward.
Tokyo is 1 hour ahead of Sydney (JST UTC+09:00 → AEST UTC+10:00). The shared working window is 9:00 AM–4:00 PM JST. Remember to re-check around daylight-saving transitions.
🕐 Daylight Saving Time Info
Tokyo
Does not observe DST
Sydney
❄ 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 Tokyo and Sydney?
Tokyo (JST, UTC+09:00) is 1 hour ahead of Sydney (AEST, UTC+10:00). The gap is currently +1h.
How do I convert Tokyo time to Sydney time?
Add +1h to Tokyo local time. For example, 9:00 AM in Tokyo is 10:00 AM in Sydney.
What time is it in Sydney right now?
Sydney uses AEST at UTC+10:00. Use the live converter at the top of this page — it updates in real time and already accounts for the +1h offset from Tokyo.
What is the best time to call Sydney from Tokyo?
Call between 9:00 AM and 4:00 PM JST — that maps to 10:00 AM–5:00 PM AEST and keeps both parties inside the working day.
Which is ahead, Tokyo or Sydney?
Tokyo is 1 hour ahead of Sydney. When it is 12:00 PM in Tokyo it is 1:00 PM in Sydney.
Do Tokyo and Sydney use different time zones?
Tokyo (Japan) uses JST at UTC+09:00, while Sydney (Australia) uses AEST at UTC+10:00. The IANA identifiers are Asia/Tokyo and Australia/Sydney.
Does daylight saving time affect the Tokyo–Sydney difference?
Neither zone observes daylight saving time, so the +1h offset between Tokyo and Sydney is fixed all year.
Which other cities share Tokyo's time zone?
JST also covers Tokyo, Osaka, Yokohama, Nagoya, Sapporo, Kyoto, Kobe, Fukuoka and 1 more.
Which countries use JST, Tokyo's zone?
JST is used in Japan.
Is there a day difference between Tokyo and Sydney?
Not normally. The +1h gap only pushes the date over for late-evening times.
What is the time difference between Tokyo and Sydney?
Sydney is +1h from Tokyo.
What timezone is Tokyo in?
Tokyo operates on Japan Standard Time (JST), which is 14 hours ahead of New York. As Asia's largest financial hub, Tokyo trading hours are crucial for global markets.
What timezone is Sydney in?
Sydney operates on Australian Eastern Standard Time (AEST/AEDT). As Australia's financial capital, Sydney opens global markets at the start of the business day.
What are the business hours in Tokyo?
Standard business hours in Tokyo are 9:00 AM - 6:00 PM JST.
What are the business hours in Sydney?
Standard business hours in Sydney are 9:00 AM - 5:00 PM AEST.
What is the best time to schedule a call between Tokyo and Sydney?
The best overlap for a call is when both cities are in business hours. Tokyo works 9:00 AM - 6:00 PM JST and Sydney works 9:00 AM - 5:00 PM AEST (+1h difference). Try scheduling during the overlapping window for maximum convenience.
What currencies are used in Tokyo and Sydney?
Tokyo uses JPY (¥) while Sydney uses AUD (A$). Check current exchange rates when planning travel or business between these cities.
How do Tokyo and Sydney compare in size?
Tokyo has a population of approximately 14 million (metro: 37.4 million), while Sydney has approximately 5.4 million (metro: 5.4 million).
What are the major landmarks in Tokyo and Sydney?
Tokyo is known for Tokyo Tower, Shibuya Crossing, Senso-ji Temple. Sydney is famous for Sydney Opera House, Sydney Harbour Bridge, Bondi Beach.
Do Tokyo and Sydney have stock exchanges?
Yes. Tokyo has the TSE (Tokyo Stock Exchange) and Sydney has the ASX (Australian Securities Exchange). The +1h time difference affects trading hour overlaps between these exchanges.
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 AEST timezone?
Major cities in the AEST timezone include Sydney, Melbourne, Brisbane, Canberra, Hobart, Gold Coast.
What is the UTC offset for AEST?
Australian Eastern Standard Time (AEST) is at UTC+10:00. During daylight saving time, it shifts to AEDT.
What should I know about the AEST timezone?
Queensland does not observe daylight saving time, staying on AEST year-round. Sydney and Melbourne switch to AEDT (UTC+11:00) in summer.
When is it midnight in Tokyo, what time is it in Sydney?
When it is 12:00 AM (midnight) in Tokyo (JST), it is +1h later in Sydney (AEST).
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