Code point
U+FF99
Glyph appearance depends on your fonts.
U+FF99
Lo<narrow> 30EBU+FF99 HALFWIDTH KATAKANA LETTER RU is a Unicode 16.0.0 character in the Other Letter category. It belongs to the Halfwidth and Fullwidth Forms block.
Choose the representation you need, then copy its value.
U+FF99
65433
ル
ル
EF BE 99
FF99
0000FF99
%EF%BE%99
\uFF99
\uFF99
\uFF99
\FF99