L2/26-203 Title: Updates for Mongolian Variation Sequences for Unicode 18.0 Date: July 30, 2026 Source: Ken Whistler, Kushim Jiang The data section below represents the suggested verbatim replacement of the Mongolian section in StandardizedVariants.txt for Unicode 18.0. Ref. L2/26-163 for more context for this change. =============================== Data =================================== # Mongolian # Mongolian standardized variation sequences only make use of # Mongolian-specific "free variation selectors": U+180B..U+180D, U+180F # (FVS1, FVS2, FVS3, FVS4). They do not use generic variation selectors. # # The labels in field 1 are arbitrary, numbered descriptors # for each variation sequence, and do not have any systematic relationship # to the shapes of appropriate glyphs for display of each sequence. # # When field 1 contains the label "not in use", that means that the # variation sequence in question is no longer recommended for use in # Mongolian encoding and shaping. However, they were initially # defined for earlier, now-obsolete implementations. # # For detailed information about implementation of Mongolian shaping, # see UTN #57, "Encoding and Shaping of the Mongolian Script". 1820 180B; second form; isolate initial medial final # MONGOLIAN LETTER A 1820 180C; third form; isolate initial final # MONGOLIAN LETTER A 1820 180D; fourth form; isolate # MONGOLIAN LETTER A 1821 180B; second form; isolate initial final # MONGOLIAN LETTER E 1821 180C; third form; isolate final # MONGOLIAN LETTER E 1822 180B; second form; isolate initial medial # MONGOLIAN LETTER I 1822 180C; third form; isolate initial medial # MONGOLIAN LETTER I 1822 180D; fourth form; isolate medial # MONGOLIAN LETTER I 1823 180B; second form; medial final # MONGOLIAN LETTER O 1823 180C; third form; final # MONGOLIAN LETTER O 1824 180B; second form; isolate initial medial final # MONGOLIAN LETTER U 1824 180C; third form; isolate initial final # MONGOLIAN LETTER U 1824 180D; fourth form; isolate # MONGOLIAN LETTER U 1825 180B; second form; isolate medial final # MONGOLIAN LETTER OE 1825 180C; third form; medial final # MONGOLIAN LETTER OE 1825 180D; fourth form; medial final # MONGOLIAN LETTER OE 1826 180B; second form; isolate initial medial final # MONGOLIAN LETTER UE 1826 180C; third form; isolate initial medial final # MONGOLIAN LETTER UE 1826 180D; fourth form; isolate medial final # MONGOLIAN LETTER UE 1828 180B; second form; isolate initial medial final # MONGOLIAN LETTER NA 1828 180C; third form; isolate initial medial final # MONGOLIAN LETTER NA 1828 180D; fourth form; medial final # MONGOLIAN LETTER NA 182A 180B; second form; final # MONGOLIAN LETTER BA 182C 180B; second form; isolate initial medial final # MONGOLIAN LETTER QA 182C 180C; third form; isolate initial medial # MONGOLIAN LETTER QA 182C 180D; fourth form; initial medial # MONGOLIAN LETTER QA 182C 180F; fifth form; isolate initial medial # MONGOLIAN LETTER QA 182D 180B; second form; isolate initial medial final # MONGOLIAN LETTER GA 182D 180C; third form; isolate initial medial final # MONGOLIAN LETTER GA 182D 180D; fourth form; initial medial final # MONGOLIAN LETTER GA 182D 180F; fifth form; isolate initial medial # MONGOLIAN LETTER GA 182F 180B; second form; isolate initial # MONGOLIAN LETTER LA 1830 180B; second form; final # MONGOLIAN LETTER SA 1830 180C; third form; final # MONGOLIAN LETTER SA 1831 180B; second form; isolate initial medial # MONGOLIAN LETTER SHA 1831 180C; third form; initial medial # MONGOLIAN LETTER SHA 1832 180B; second form; medial # MONGOLIAN LETTER TA 1832 180C; third form; medial # MONGOLIAN LETTER TA 1833 180B; second form; isolate initial medial final # MONGOLIAN LETTER DA 1833 180C; third form; initial medial # MONGOLIAN LETTER DA 1835 180B; second form; isolate final # MONGOLIAN LETTER JA 1836 180B; second form; isolate initial medial # MONGOLIAN LETTER YA 1836 180C; third form; initial medial # MONGOLIAN LETTER YA 1836 180D; fourth form; medial # MONGOLIAN LETTER YA 1838 180B; second form; medial final # MONGOLIAN LETTER WA 1844 180B; second form; medial # MONGOLIAN LETTER TODO E 1845 180B; second form; initial medial # MONGOLIAN LETTER TODO I 1845 180C; third form; medial # MONGOLIAN LETTER TODO I 1845 180D; fourth form; medial # MONGOLIAN LETTER TODO I 1846 180B; second form; medial # MONGOLIAN LETTER TODO O 1847 180B; second form; isolate medial final # MONGOLIAN LETTER TODO U 1847 180C; third form; medial final # MONGOLIAN LETTER TODO U 1847 180D; fourth form; medial final # MONGOLIAN LETTER TODO U 1848 180B; not in use; # MONGOLIAN LETTER TODO OE 1848 180C; third form; medial # MONGOLIAN LETTER TODO OE 1849 180B; second form; isolate medial final # MONGOLIAN LETTER TODO UE 1849 180C; third form; final # MONGOLIAN LETTER TODO UE 184C 180B; second form; isolate initial medial # MONGOLIAN LETTER TODO PA 184D 180B; second form; isolate initial medial # MONGOLIAN LETTER TODO QA 184D 180C; third form; initial medial # MONGOLIAN LETTER TODO QA 184E 180B; second form; isolate initial medial # MONGOLIAN LETTER TODO GA 184E 180C; third form; initial medial # MONGOLIAN LETTER TODO GA 184E 180D; fourth form; medial # MONGOLIAN LETTER TODO GA 185C 180B; second form; isolate initial medial final # MONGOLIAN LETTER TODO DZA 185D 180B; second form; medial final # MONGOLIAN LETTER SIBE E 185D 180C; third form; medial final # MONGOLIAN LETTER SIBE E 185D 180D; fourth form; final # MONGOLIAN LETTER SIBE E 185D 180F; fifth form; final # MONGOLIAN LETTER SIBE E 185E 180B; second form; isolate medial # MONGOLIAN LETTER SIBE I 185E 180C; third form; isolate medial # MONGOLIAN LETTER SIBE I 1860 180B; second form; medial final # MONGOLIAN LETTER SIBE UE 1860 180C; third form; medial final # MONGOLIAN LETTER SIBE UE 1860 180D; fourth form; final # MONGOLIAN LETTER SIBE UE 1860 180F; fifth form; final # MONGOLIAN LETTER SIBE UE 1863 180B; second form; isolate initial medial # MONGOLIAN LETTER SIBE KA 1863 180C; third form; medial # MONGOLIAN LETTER SIBE KA 1863 180D; fourth form; initial medial # MONGOLIAN LETTER SIBE KA 1864 180B; second form; isolate initial medial # MONGOLIAN LETTER SIBE GA 1864 180C; third form; initial medial # MONGOLIAN LETTER SIBE GA 1865 180B; second form; isolate initial medial # MONGOLIAN LETTER SIBE HA 1865 180C; third form; initial medial # MONGOLIAN LETTER SIBE HA 1868 180B; second form; isolate initial medial # MONGOLIAN LETTER SIBE TA 1868 180C; third form; initial medial # MONGOLIAN LETTER SIBE TA 1868 180D; fourth form; medial # MONGOLIAN LETTER SIBE TA 1869 180B; second form; isolate initial medial # MONGOLIAN LETTER SIBE DA 1869 180C; third form; isolate initial medial # MONGOLIAN LETTER SIBE DA 1869 180D; fourth form; initial # MONGOLIAN LETTER SIBE DA 186F 180B; second form; initial medial # MONGOLIAN LETTER SIBE ZA 186F 180C; third form; initial medial # MONGOLIAN LETTER SIBE ZA 1873 180B; second form; isolate medial final # MONGOLIAN LETTER MANCHU I 1873 180C; third form; isolate medial final # MONGOLIAN LETTER MANCHU I 1873 180D; fourth form; medial # MONGOLIAN LETTER MANCHU I 1874 180B; second form; isolate initial medial final # MONGOLIAN LETTER MANCHU KA 1874 180C; third form; isolate initial medial final # MONGOLIAN LETTER MANCHU KA 1874 180D; fourth form; initial medial final # MONGOLIAN LETTER MANCHU KA 1874 180F; fifth form; medial # MONGOLIAN LETTER MANCHU KA 1875 180B; second form; isolate initial medial # MONGOLIAN LETTER MANCHU RA 1876 180B; second form; isolate initial medial # MONGOLIAN LETTER MANCHU FA 1876 180C; third form; initial medial # MONGOLIAN LETTER MANCHU FA 1880 180B; second form; # MONGOLIAN LETTER ALI GALI ANUSVARA ONE 1881 180B; second form; # MONGOLIAN LETTER ALI GALI VISARGA ONE 1887 180B; not in use; # MONGOLIAN LETTER ALI GALI A 1887 180C; not in use; # MONGOLIAN LETTER ALI GALI A 1887 180D; not in use; # MONGOLIAN LETTER ALI GALI A 1888 180B; not in use; # MONGOLIAN LETTER ALI GALI I 188A 180B; not in use; # MONGOLIAN LETTER ALI GALI NGA 1892 180B; second form; isolate initial medial # MONGOLIAN LETTER ALI GALI PA 189A 180B; second form; medial # MONGOLIAN LETTER MANCHU ALI GALI GHA 189A 180C; third form; medial # MONGOLIAN LETTER MANCHU ALI GALI GHA 18A0 180B; second form; isolate initial medial # MONGOLIAN LETTER MANCHU ALI GALI TA 18A0 180C; third form; initial medial # MONGOLIAN LETTER MANCHU ALI GALI TA 18A1 180B; second form; isolate initial medial # MONGOLIAN LETTER MANCHU ALI GALI DHA 18A1 180C; third form; initial medial # MONGOLIAN LETTER MANCHU ALI GALI DHA 18A4 180B; second form; isolate initial medial # MONGOLIAN LETTER MANCHU ALI GALI ZHA 18A7 180B; second form; final # MONGOLIAN LETTER ALI GALI HALF YA 18A8 180B; second form; isolate initial medial # MONGOLIAN LETTER MANCHU ALI GALI BHA 18A8 180C; third form; isolate initial medial # MONGOLIAN LETTER MANCHU ALI GALI BHA