Tokyo to Ho Chi Minh
-2hTokyo
JSTSOURCEHo Chi Minh
ICTGreen rows indicate typical business hours (9 AM - 5 PM)
JST and ICT on the World Map
The map below highlights the JST (Japan Standard Time) and ICT (Indochina 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.
ICT – Indochina Time
UTC+07:00Indochina Time (ICT) is the time zone for Vietnam, Thailand, Laos, and Cambodia, 7 hours ahead of UTC.
- •Bangkok is one of the most visited cities in the world.
- •ICT is 12 hours ahead of EST.
- •Thailand, Vietnam, and Cambodia all share ICT.
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 Ho Chi Minh
WikipediaHo Chi Minh City operates on Indochina Time (ICT), UTC+7. As Vietnam's economic powerhouse and a manufacturing hub, Saigon drives Southeast Asian trade.
The city has over 5 million motorbikes, outnumbering cars significantly.
Everything You Need to Know About Tokyo and Ho Chi Minh Time
Tokyo runs on Japan Standard Time (JST) at UTC+09:00. Ho Chi Minh runs on Indochina Time (ICT) at UTC+07:00. That puts Tokyo 2 hours behind Ho Chi Minh — a difference of -2h at the current offsets.
In practice, when it is 9:00 AM in Tokyo it is 7:00 AM in Ho Chi Minh. Midnight in Tokyo is 10:00 PM in Ho Chi Minh. Neither zone observes daylight saving time, so the offset between them stays constant all year.
Tokyo to Ho Chi Minh time conversion table
| Tokyo (JST) | Ho Chi Minh (ICT) | Day |
|---|---|---|
| 12:00 AM | 10:00 PM | previous day |
| 6:00 AM | 4:00 AM | same day |
| 7:00 AM | 5:00 AM | same day |
| 8:00 AM | 6:00 AM | same day |
| 9:00 AM | 7:00 AM | same day |
| 12:00 PM | 10:00 AM | same day |
| 3:00 PM | 1:00 PM | same day |
| 5:00 PM | 3:00 PM | same day |
| 6:00 PM | 4:00 PM | same day |
| 9:00 PM | 7:00 PM | same day |
Why people convert Tokyo to Ho Chi Minh time
- Scheduling a call from Tokyo to Ho Chi Minh: a 10:00 AM start in Tokyo lands at 8:00 AM in Ho Chi Minh, so you can confirm the slot without doing the arithmetic yourself.
- Finding shared working hours: both Tokyo and Ho Chi Minh are inside the 9-to-5 working day between 11:00 AM and 5:00 PM JST time (9:00 AM–3:00 PM ICT). That is roughly 6 hours of usable overlap.
- Watching a live event or market open: Tokyo viewers need 7:00 AM in Ho Chi Minh to catch a 9:00 AM start there, and 2:00 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 -2h gap is not.
- Block 11:00 AM–5:00 PM JST as the recurring meeting window if you work primarily from Tokyo and need Ho Chi Minh 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 ICT (Indochina Time)
Indochina Time (ICT) is used across Southeast Asia including Vietnam, Thailand, Laos, and Cambodia. Indonesia (Western time, WIB) also uses UTC+07:00. ICT does not observe daylight saving time.
Best time to call between Tokyo and Ho Chi Minh
Both Tokyo and Ho Chi Minh sit inside the 9 AM – 5 PM working day between 11:00 AM–5:00 PM JST, which is 9:00 AM–3:00 PM ICT. That gives roughly 6 hours of shared time — the safest window for a live call or meeting.
Business hours overlap
Tokyo and Ho Chi Minh share 6 hours of working-hours overlap (11:00 AM–5:00 PM JST), so scheduling a live meeting is straightforward.
Tokyo is 2 hours behind Ho Chi Minh (JST UTC+09:00 → ICT UTC+07:00). The shared working window is 11:00 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 Ho Chi Minh?
Tokyo (JST, UTC+09:00) is 2 hours behind Ho Chi Minh (ICT, UTC+07:00). The gap is currently -2h.
How do I convert Tokyo time to Ho Chi Minh time?
Add -2h to Tokyo local time. For example, 9:00 AM in Tokyo is 7:00 AM in Ho Chi Minh.
What time is it in Ho Chi Minh right now?
Ho Chi Minh uses ICT at UTC+07:00. Use the live converter at the top of this page — it updates in real time and already accounts for the -2h offset from Tokyo.
What is the best time to call Ho Chi Minh from Tokyo?
Call between 11:00 AM and 5:00 PM JST — that maps to 9:00 AM–3:00 PM ICT and keeps both parties inside the working day.
Which is behind, Tokyo or Ho Chi Minh?
Tokyo is 2 hours behind Ho Chi Minh. When it is 12:00 PM in Tokyo it is 10:00 AM in Ho Chi Minh.
Do Tokyo and Ho Chi Minh use different time zones?
Tokyo (Japan) uses JST at UTC+09:00, while Ho Chi Minh (Vietnam) uses ICT at UTC+07:00. The IANA identifiers are Asia/Tokyo and Asia/Ho_Chi_Minh.
Does daylight saving time affect the Tokyo–Ho Chi Minh difference?
Neither zone observes daylight saving time, so the -2h offset between Tokyo and Ho Chi Minh 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 Ho Chi Minh?
Not normally. The -2h gap only pushes the date over the previous day.
What is the time difference between Tokyo and Ho Chi Minh?
Ho Chi Minh is -2h 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 Ho Chi Minh in?
Ho Chi Minh City operates on Indochina Time (ICT), UTC+7. As Vietnam's economic powerhouse and a manufacturing hub, Saigon drives Southeast Asian trade.
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 Ho Chi Minh?
Standard business hours in Ho Chi Minh are 8:00 AM - 5:00 PM ICT.
What is the best time to schedule a call between Tokyo and Ho Chi Minh?
The best overlap for a call is when both cities are in business hours. Tokyo works 9:00 AM - 6:00 PM JST and Ho Chi Minh works 8:00 AM - 5:00 PM ICT (-2h difference). Try scheduling during the overlapping window for maximum convenience.
What currencies are used in Tokyo and Ho Chi Minh?
Tokyo uses JPY (¥) while Ho Chi Minh uses VND (₫). Check current exchange rates when planning travel or business between these cities.
How do Tokyo and Ho Chi Minh compare in size?
Tokyo has a population of approximately 14 million (metro: 37.4 million), while Ho Chi Minh has approximately 9 million (metro: 13 million).
What are the major landmarks in Tokyo and Ho Chi Minh?
Tokyo is known for Tokyo Tower, Shibuya Crossing, Senso-ji Temple. Ho Chi Minh is famous for Notre-Dame Cathedral, War Remnants Museum, Ben Thanh Market.
Do Tokyo and Ho Chi Minh have stock exchanges?
Yes. Tokyo has the TSE (Tokyo Stock Exchange) and Ho Chi Minh has the HOSE (Ho Chi Minh Stock Exchange). The -2h 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 ICT timezone?
Major cities in the ICT timezone include Bangkok, Ho Chi Minh City, Hanoi, Jakarta, Phnom Penh, Vientiane.
What is the UTC offset for ICT?
Indochina Time (ICT) is at UTC+07:00.
What should I know about the ICT timezone?
Bangkok is one of the most visited cities in the world. ICT is 12 hours ahead of EST.
When is it midnight in Tokyo, what time is it in Ho Chi Minh?
When it is 12:00 AM (midnight) in Tokyo (JST), it is -2h later in Ho Chi Minh (ICT).
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