diff --git a/icu4c/source/data/mappings/euc-jp-2007.ucm b/icu4c/source/data/mappings/euc-jp-2007.ucm
index 9a488bbda9..9dc69be295 100644
--- a/icu4c/source/data/mappings/euc-jp-2007.ucm
+++ b/icu4c/source/data/mappings/euc-jp-2007.ucm
@@ -19,9 +19,6 @@
 
 <icu:state>                   0-8d, 8e:2, 8f:3, 90-9f, a1-fe:1
 <icu:state>                   a1-fe
-# 0xE3 and 0xE4 are dropped to avoid mapping 0x8E followed by 0xE3 and 0xE4
-# are mapped to ASCII range characters, U+005C and U+007E because that presents
-# a potential XSS attack risk.
 <icu:state>                   a1-e4
 <icu:state>                   a1-fe:1, a1:4, a3-a4:4, ef-f2:4, f4-fe:4
 <icu:state>                   a1-fe.u
@@ -13697,4 +13694,4 @@ CHARMAP
 <UFFE3> \xA1\xB1 |0
 <UFFE4> \xFC\xFC |0
 <UFFE5> \xA1\xEF |0
-END CHARMAP
\ No newline at end of file
+END CHARMAP