What is Japan Time?
You need to keep in mind that Japan Time zone is an identifier for a time offset that is 9 hours ahead of the
UTC time zone.
This time pattern is maintained using highly accurate atomic clocks matched to the Earth's rotation.
In this section, you will learn key facts about this time zone and stay well informed.
The IANA time zone identifier for Japan Time is Etc/GMT-9.
Please be aware that
Daylight Saving Time (DST) is not used in this time zone.
Without DST clocks do not change in this time zone, keeping the same UTC offset throughout the year.
About This Time Pattern
What is Japan Time Zone?
This time zone is a time offset that adds 9 hours to
Coordinated Universal Time (UTC).
In the map above we highlight the entire region covered by this time zone.
Its main cities and territories are:
In the map above we highlight the entire region covered by the time zone.
This time offset is also observed during standard time and daylight saving time for various geographic regions.
You need to be very careful finding these time zones that may have different names and abbreviations, but have the same UTC offset:
-
Choibalsan Summer Time (CHOST)
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Korea Standard Time (KST)
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Palau Time (PWT)
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Timor Leste Time (TLT)
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Ulaanbaatar Summer Time (ULAST)
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Eastern Indonesian Time (WIT)
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Yakutsk Time (YAKT)
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India Time Zone (I)
Japan Time Zone Countries
This time zone is used in the following country:
In Japan, this time zone is used throughout the country.
During World War II, the time zone was often referred to as Tokyo Standard Time.
Japan does not observe daylight saving time, though its introduction has been debated on several occasions.
Japan Standard Time (JST), or Japan Central Standard Time (JCST), is the standard time zone in Japan, 9 hours ahead of UTC.