Code point
U+3210
Glyph appearance depends on your fonts.
U+3210
So<compat> 0028 1103 1161 0029U+3210 PARENTHESIZED HANGUL TIKEUT A is a Unicode 16.0.0 character in the Other Symbol category. It belongs to the Enclosed CJK Letters and Months block.
Choose the representation you need, then copy its value.
U+3210
12816
㈐
㈐
E3 88 90
3210
00003210
%E3%88%90
\u3210
\u3210
\u3210
\3210