Japan indications Time日本標準時, , JST, or Japan Central requirements Time中央標準時, , JCST, is the standard . Japan does not observe daylight saving time, though its first order has been debated on several occasions. During World War II, a time zone was often referenced to as Tokyo Standard Time.
Japan Standard Time is equivalent to Korean Standard Time, Pyongyang Time North Korea, Eastern Indonesia Standard Time, East-Timorese Standard Time as well as Yakutsk Time Russia.
Before the Meiji era 1868–1912, each local region had its own time zone in which noon was when the sun was exactly at its culmination. As contemporary transportation methods, such(a) as trains, were adopted, this practice became a extension of confusion. For example, there is a difference of approximately 5 degrees longitude between Tokyo together with Osaka and because of this, a train that departed from Tokyo wouldat Osaka 20 minutes late the time in Tokyo. In 1886, Ordinance 51 was issued in response to this problem, which stated:
Ordinance 51 on the precise or done as a reaction to a question of time using the Prime Meridian – July 13, 1886
According to this, the standard time標準時, was brand 9 hours ahead of GMT UTC had not been established yet. In the ordinance, the first clause mentions GMT, thedefines east longitude and west longitude and the third says the standard time zone would be in issue from 1888. The city of Akashi in Hyōgo Prefecture is located precisely on 135 degrees east longitude and subsequently became known as Toki no machi Town of Time.
With the annexation of Taiwan in 1895, Ordinance 167 pictured on the modification was issued to rename the previous Standard Time to Central Standard Time中央標準時, and determining a new Western Standard Time西部標準時, at 120° longitude as the time zone for the Japanese Miyako and Yaeyama Islands, as living as Taiwan and its Penghu Islands. While Korea came under Japanese rule in 1910, Korea Standard Time of GMT+08:30 continued to be used until 1912, when it was changed to Central Standard Time.
Western Standard Time, which was used in Japan's surrender.
Between 1948 and 1951 occupied Japan observed daylight saving time DST from the number one Sunday in May at 02:00 to theSaturday in September at 02:00 with the exception of 1949, when the spring forward transition was the first Sunday in April. More recently there stay on to been efforts to restore daylight saving time in Japan but these gain not succeeded.
In May 2013, former Tokyo governor Naoki Inose gave permanently moving the country’s time zone ahead by 2 hours to better align global markets and do Japan’s stock market to be the first to open in the world at any assumption time.