Tokyo to Singapore
-1hTokyo
JSTSOURCESingapore
SGTGreen rows indicate typical business hours (9 AM - 5 PM)
JST and SGT on the World Map
The map below highlights the JST (Japan Standard Time) and SGT (Singapore 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.
SGT – Singapore Standard Time
UTC+08:00Singapore Standard Time (SGT) is the time zone for Singapore, 8 hours ahead of UTC.
- •Singapore uses UTC+08:00 despite being at about 104°E longitude (closer to UTC+07:00).
- •Singapore does not observe daylight saving time.
- •The Singapore Exchange (SGX) operates on SGT.
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 Singapore
WikipediaSingapore Standard Time (SGT) is 8 hours ahead of GMT. As Asia's leading financial hub, Singapore bridges business hours between Europe and Australia.
The city-state has the world's highest percentage of millionaires, with 1 in 6 households.
Time Conversion Guide: Tokyo to Singapore
Tokyo runs on Japan Standard Time (JST) at UTC+09:00. Singapore runs on Singapore Standard Time (SGT) at UTC+08:00. That puts Tokyo 1 hour behind Singapore — a difference of -1h at the current offsets.
In practice, when it is 9:00 AM in Tokyo it is 8:00 AM in Singapore. Midnight in Tokyo is 11:00 PM in Singapore. Neither zone observes daylight saving time, so the offset between them stays constant all year.
Tokyo to Singapore time conversion table
| Tokyo (JST) | Singapore (SGT) | 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 Tokyo to Singapore time
- Scheduling a call from Tokyo to Singapore: a 10:00 AM start in Tokyo lands at 9:00 AM in Singapore, so you can confirm the slot without doing the arithmetic yourself.
- Finding shared working hours: both Tokyo and Singapore are inside the 9-to-5 working day between 10:00 AM and 5:00 PM JST time (9:00 AM–4:00 PM SGT). That is roughly 7 hours of usable overlap.
- Watching a live event or market open: Tokyo viewers need 8:00 AM in Singapore to catch a 9:00 AM start there, and 1:00 AM if the event is anchored to Tokyo.
- Always state the zone abbreviation, not just the hour. "3:00 PM JST" is unambiguous; "3 PM" across a -1h gap is not.
- Block 10:00 AM–5:00 PM JST as the recurring meeting window if you work primarily from Tokyo and need Singapore 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 SGT (Singapore Standard Time)
Singapore Standard Time (SGT) is used in Singapore year-round. Singapore does not observe daylight saving time. Despite being geographically close to the UTC+07:00 zone, Singapore uses UTC+08:00 to align with major trading partners like China, Hong Kong, and Malaysia. Singapore is a major global financial hub.
Best time to call between Tokyo and Singapore
Both Tokyo and Singapore sit inside the 9 AM – 5 PM working day between 10:00 AM–5:00 PM JST, which is 9:00 AM–4:00 PM SGT. That gives roughly 7 hours of shared time — the safest window for a live call or meeting.
Business hours overlap
Tokyo and Singapore share 7 hours of working-hours overlap (10:00 AM–5:00 PM JST), so scheduling a live meeting is straightforward.
Tokyo is 1 hour behind Singapore (JST UTC+09:00 → SGT UTC+08:00). The shared working window is 10:00 AM–5:00 PM JST. Remember to re-check around daylight-saving transitions.
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 Singapore?
Tokyo (JST, UTC+09:00) is 1 hour behind Singapore (SGT, UTC+08:00). The gap is currently -1h.
How do I convert Tokyo time to Singapore time?
Add -1h to Tokyo local time. For example, 9:00 AM in Tokyo is 8:00 AM in Singapore.
What time is it in Singapore right now?
Singapore uses SGT at UTC+08:00. 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 Singapore from Tokyo?
Call between 10:00 AM and 5:00 PM JST — that maps to 9:00 AM–4:00 PM SGT and keeps both parties inside the working day.
Which is behind, Tokyo or Singapore?
Tokyo is 1 hour behind Singapore. When it is 12:00 PM in Tokyo it is 11:00 AM in Singapore.
Do Tokyo and Singapore use different time zones?
Tokyo (Japan) uses JST at UTC+09:00, while Singapore (Singapore) uses SGT at UTC+08:00. The IANA identifiers are Asia/Tokyo and Asia/Singapore.
Does daylight saving time affect the Tokyo–Singapore difference?
Neither zone observes daylight saving time, so the -1h offset between Tokyo and Singapore 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 Singapore?
Not normally. The -1h gap only pushes the date over the previous day.
What is the time difference between Tokyo and Singapore?
Singapore 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 Singapore in?
Singapore Standard Time (SGT) is 8 hours ahead of GMT. As Asia's leading financial hub, Singapore bridges business hours between Europe and Australia.
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 Singapore?
Standard business hours in Singapore are 9:00 AM - 6:00 PM SGT.
What is the best time to schedule a call between Tokyo and Singapore?
The best overlap for a call is when both cities are in business hours. Tokyo works 9:00 AM - 6:00 PM JST and Singapore works 9:00 AM - 6:00 PM SGT (-1h difference). Try scheduling during the overlapping window for maximum convenience.
What currencies are used in Tokyo and Singapore?
Tokyo uses JPY (¥) while Singapore uses SGD (S$). Check current exchange rates when planning travel or business between these cities.
How do Tokyo and Singapore compare in size?
Tokyo has a population of approximately 14 million (metro: 37.4 million), while Singapore has approximately 5.5 million (metro: 5.9 million).
What are the major landmarks in Tokyo and Singapore?
Tokyo is known for Tokyo Tower, Shibuya Crossing, Senso-ji Temple. Singapore is famous for Marina Bay Sands, Gardens by the Bay, Merlion.
Do Tokyo and Singapore have stock exchanges?
Yes. Tokyo has the TSE (Tokyo Stock Exchange) and Singapore has the SGX (Singapore 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 SGT timezone?
Major cities in the SGT timezone include Singapore.
What is the UTC offset for SGT?
Singapore Standard Time (SGT) is at UTC+08:00.
What should I know about the SGT timezone?
Singapore uses UTC+08:00 despite being at about 104°E longitude (closer to UTC+07:00). Singapore does not observe daylight saving time.
When is it midnight in Tokyo, what time is it in Singapore?
When it is 12:00 AM (midnight) in Tokyo (JST), it is -1h later in Singapore (SGT).
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