Japan to Vietnam
-2hJapan
JSTSOURCEVietnam
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.
Understanding the Time Gap: Japan vs Vietnam
Japan operates on the Japan Standard Time (UTC+09:00). Vietnam uses Indochina Time (UTC+07:00).
The time difference between Japan and Vietnam is 120 minutes (+2h). When it's noon in Japan, it's 10:00 AM in Vietnam.
Why Convert Japan to Vietnam Time?
When planning a meeting or scheduling a call between Japan and Vietnam, it's crucial to account for the 2-hour time difference. Whether you're coordinating with remote teams, calling family, or setting up an international conference, knowing the exact time in Vietnam helps avoid missed connections.
Tip: When scheduling a meeting, always confirm the time zone with your counterpart in Vietnam. The 2-hour difference can easily lead to confusion if not explicitly stated.
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 Japan and Vietnam
If you want to reach someone in Vietnam during standard business hours (9 AM – 5 PM ICT), the best time to call from Japan would be:
- Vietnam 9:00 AM = Japan 11:00 AM
- Vietnam 12:00 PM = Japan 02:00 PM
- Vietnam 5:00 PM = Japan 07:00 PM
Business Hours Overlap
Japan and Vietnam have a significant business hours overlap (6 hours), making real-time collaboration easy during standard working hours.
As a final note, managing the -2h difference between Japan and Vietnam is simple with the right tools. Keep this page handy for all your future time conversion needs.
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 Vietnam?
Vietnam is -2h from Japan.
What timezone is Japan in?
Japan operates on its local timezone.
What timezone is Vietnam in?
Vietnam 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 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 Japan, what time is it in Vietnam?
When it is 12:00 AM (midnight) in Japan (JST), it is -2h later in Vietnam (ICT).
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