Code point
U+3384
Glyph appearance depends on your fonts.
U+3384
So<square> 006B 0041U+3384 SQUARE KA is a Unicode 16.0.0 character in the Other Symbol category. It belongs to the CJK Compatibility block.
Choose the representation you need, then copy its value.
U+3384
13188
㎄
㎄
E3 8E 84
3384
00003384
%E3%8E%84
\u3384
\u3384
\u3384
\3384