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test/jdk/sun/util/calendar/zi/tzdata/asia
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*** 71,81 ****
# 9:00 WIT east Indonesia (Waktu Indonesia Timur)
# 9:00 JST JDT Japan
# 9:00 KST KDT Korea when at +09
# 9:30 ACST Australian Central Standard Time
# Otherwise, these tables typically use numeric abbreviations like +03
! # and +0330 for integer hour and minute UTC offsets. Although earlier
# editions invented alphabetic time zone abbreviations for every
# offset, this did not reflect common practice.
#
# See the 'europe' file for Russia and Turkey in Asia.
--- 71,81 ----
# 9:00 WIT east Indonesia (Waktu Indonesia Timur)
# 9:00 JST JDT Japan
# 9:00 KST KDT Korea when at +09
# 9:30 ACST Australian Central Standard Time
# Otherwise, these tables typically use numeric abbreviations like +03
! # and +0330 for integer hour and minute UT offsets. Although earlier
# editions invented alphabetic time zone abbreviations for every
# offset, this did not reflect common practice.
#
# See the 'europe' file for Russia and Turkey in Asia.
*** 668,688 ****
# Emperor announced Ordinance No. 529 of Showa Year 12 "The clause of
# revision in the ordinance No. 167 of Meiji year 28 about standard
# time", in which abolished the adoption of Western Standard Time in
# western islands (listed above), which means the whole Japan
# territory, including later occupations, adopt Japan Central Time
! # (UTC+9). The adoption began on Oct 1, 1937. The original text can
# be found on Wikisource:
# https://ja.wikisource.org/wiki/明治二十八年勅令第百六十七號標準時ニ關スル件中改正ノ件
#
! # That is, the time zone of Taipei switched to UTC+9 on Oct 1, 1937.
# From Yu-Cheng Chuang (2014-07-02):
! # I've found more evidence about when the time zone was switched from UTC+9
! # back to UTC+8 after WW2. I believe it was on Sep 21, 1945. In a document
# during Japanese era [1] in which the officer told the staff to change time
! # zone back to Western Standard Time (UTC+8) on Sep 21. And in another
# history page of National Cheng Kung University [2], on Sep 21 there is a
# note "from today, switch back to Western Standard Time". From these two
# materials, I believe that the time zone change happened on Sep 21. And
# today I have found another monthly journal called "The Astronomical Herald"
# from The Astronomical Society of Japan [3] in which it mentioned the fact
--- 668,688 ----
# Emperor announced Ordinance No. 529 of Showa Year 12 "The clause of
# revision in the ordinance No. 167 of Meiji year 28 about standard
# time", in which abolished the adoption of Western Standard Time in
# western islands (listed above), which means the whole Japan
# territory, including later occupations, adopt Japan Central Time
! # (UT+9). The adoption began on Oct 1, 1937. The original text can
# be found on Wikisource:
# https://ja.wikisource.org/wiki/明治二十八年勅令第百六十七號標準時ニ關スル件中改正ノ件
#
! # That is, the time zone of Taipei switched to UT+9 on Oct 1, 1937.
# From Yu-Cheng Chuang (2014-07-02):
! # I've found more evidence about when the time zone was switched from UT+9
! # back to UT+8 after WW2. I believe it was on Sep 21, 1945. In a document
# during Japanese era [1] in which the officer told the staff to change time
! # zone back to Western Standard Time (UT+8) on Sep 21. And in another
# history page of National Cheng Kung University [2], on Sep 21 there is a
# note "from today, switch back to Western Standard Time". From these two
# materials, I believe that the time zone change happened on Sep 21. And
# today I have found another monthly journal called "The Astronomical Herald"
# from The Astronomical Society of Japan [3] in which it mentioned the fact
*** 1485,1505 ****
# dump the unpopular system in October 1951, less than a month after the San
# Francisco Peace Treaty was signed. (A government poll in 1951 showed 53%
# of the Japanese wanted to scrap daylight-saving time, as opposed to 30% who
# wanted to keep it.)
! # From Paul Eggert (2006-03-22):
! # Shanks & Pottenger write that DST in Japan during those years was as follows:
! # Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S
! Rule Japan 1948 only - May Sun>=1 2:00 1:00 D
! Rule Japan 1948 1951 - Sep Sat>=8 2:00 0 S
! Rule Japan 1949 only - Apr Sun>=1 2:00 1:00 D
! Rule Japan 1950 1951 - May Sun>=1 2:00 1:00 D
! # but the only locations using it (for birth certificates, presumably, since
! # their audience is astrologers) were US military bases. For now, assume
! # that for most purposes daylight-saving time was observed; otherwise, what
! # would have been the point of the 1951 poll?
# From Hideyuki Suzuki (1998-11-09):
# 'Tokyo' usually stands for the former location of Tokyo Astronomical
# Observatory: 139 degrees 44' 40.90" E (9h 18m 58.727s),
# 35 degrees 39' 16.0" N.
--- 1485,1505 ----
# dump the unpopular system in October 1951, less than a month after the San
# Francisco Peace Treaty was signed. (A government poll in 1951 showed 53%
# of the Japanese wanted to scrap daylight-saving time, as opposed to 30% who
# wanted to keep it.)
! # From Takayuki Nikai (2018-01-19):
! # The source of information is Japanese law.
! # http://www.shugiin.go.jp/internet/itdb_housei.nsf/html/houritsu/00219480428029.htm
! # http://www.shugiin.go.jp/internet/itdb_housei.nsf/html/houritsu/00719500331039.htm
! # ... In summary, it is written as follows. From 24:00 on the first Saturday
! # in May, until 0:00 on the day after the second Saturday in September.
! # Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S
! Rule Japan 1948 only - May Sat>=1 24:00 1:00 D
! Rule Japan 1948 1951 - Sep Sun>=9 0:00 0 S
! Rule Japan 1949 only - Apr Sat>=1 24:00 1:00 D
! Rule Japan 1950 1951 - May Sat>=1 24:00 1:00 D
# From Hideyuki Suzuki (1998-11-09):
# 'Tokyo' usually stands for the former location of Tokyo Astronomical
# Observatory: 139 degrees 44' 40.90" E (9h 18m 58.727s),
# 35 degrees 39' 16.0" N.
*** 1526,1536 ****
# about standard time" ... The adoption began from Jan 1, 1896.
# https://ja.wikisource.org/wiki/標準時ニ關スル件_(公布時)
#
# ...the Showa Emperor announced Ordinance No. 529 of Showa Year 12 ... which
# means the whole Japan territory, including later occupations, adopt Japan
! # Central Time (UTC+9). The adoption began on Oct 1, 1937.
# https://ja.wikisource.org/wiki/明治二十八年勅令第百六十七號標準時ニ關スル件中改正ノ件
# Zone NAME GMTOFF RULES FORMAT [UNTIL]
Zone Asia/Tokyo 9:18:59 - LMT 1887 Dec 31 15:00u
9:00 Japan J%sT
--- 1526,1536 ----
# about standard time" ... The adoption began from Jan 1, 1896.
# https://ja.wikisource.org/wiki/標準時ニ關スル件_(公布時)
#
# ...the Showa Emperor announced Ordinance No. 529 of Showa Year 12 ... which
# means the whole Japan territory, including later occupations, adopt Japan
! # Central Time (UT+9). The adoption began on Oct 1, 1937.
# https://ja.wikisource.org/wiki/明治二十八年勅令第百六十七號標準時ニ關スル件中改正ノ件
# Zone NAME GMTOFF RULES FORMAT [UNTIL]
Zone Asia/Tokyo 9:18:59 - LMT 1887 Dec 31 15:00u
9:00 Japan J%sT
*** 2087,2098 ****
9:00 - +09 1945 Sep 12
8:00 - +08
# Maldives
# Zone NAME GMTOFF RULES FORMAT [UNTIL]
! Zone Indian/Maldives 4:54:00 - LMT 1880 # Male
! 4:54:00 - MMT 1960 # Male Mean Time
5:00 - +05
# Mongolia
# Shanks & Pottenger say that Mongolia has three time zones, but
--- 2087,2098 ----
9:00 - +09 1945 Sep 12
8:00 - +08
# Maldives
# Zone NAME GMTOFF RULES FORMAT [UNTIL]
! Zone Indian/Maldives 4:54:00 - LMT 1880 # Malé
! 4:54:00 - MMT 1960 # Malé Mean Time
5:00 - +05
# Mongolia
# Shanks & Pottenger say that Mongolia has three time zones, but
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