+ * IDS-UCS-Ext-A.txt (U+4576): Fixed.
+ (U+4577): Use "縻" instead of "⿸麻糸".
+
+ * IDS-UCS-Ext-B-4.txt (U-0002618E): Use "𥇡" instead of "⿱⺫㚔".
+ (U-00026AD2): Use "𡎸" instead of "⿱⿱廿𠀐⿱八土".
+ (U-00027675): Use "𡴆" instead of "⿱㞢八".
+ (U-0002789A): Use "𡏳" instead of "⿳廿&CDP-85B2;土".
+ (U-0002789B): Modify structure.
+ (U-00027B33): Use "𥇡" instead of "⿱⺫㚔".
+ (U-00027B69): Use "𡏳" instead of "⿳廿&CDP-85B2;土".
+