Code point
U+3196
Glyph appearance depends on your fonts.
U+3196
So<super> 4E0AU+3196 IDEOGRAPHIC ANNOTATION TOP MARK is a Unicode 16.0.0 character in the Other Symbol category. It belongs to the Kanbun block.
Choose the representation you need, then copy its value.
U+3196
12694
㆖
㆖
E3 86 96
3196
00003196
%E3%86%96
\u3196
\u3196
\u3196
\3196