Code point
U+3379
Glyph appearance depends on your fonts.
U+3379
So<square> 0064 006D 00B3U+3379 SQUARE DM CUBED 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+3379
13177
㍹
㍹
E3 8D B9
3379
00003379
%E3%8D%B9
\u3379
\u3379
\u3379
\3379