Code point
U+3261
Glyph appearance depends on your fonts.
U+3261
So<circle> 1102U+3261 CIRCLED HANGUL NIEUN 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+3261
12897
㉡
㉡
E3 89 A1
3261
00003261
%E3%89%A1
\u3261
\u3261
\u3261
\3261