test/jdk/sun/util/calendar/zi/tzdata/asia

@@ -71,11 +71,11 @@
 #       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
+# 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.
 

@@ -668,21 +668,21 @@
 # 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
+# (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 UTC+9 on Oct 1, 1937.
+# 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 UTC+9
-# back to UTC+8 after WW2.  I believe it was on Sep 21, 1945.  In a document
+# 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 (UTC+8) on Sep 21.  And in another
+# 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

@@ -1485,21 +1485,21 @@
 # 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 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.

@@ -1526,11 +1526,11 @@
 # 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.
+# 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

@@ -2087,12 +2087,12 @@
                         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
+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