What ꒄ means
ꒄ is the yi syllable yup. Unicode classifies it as a letter and files it in the Yi Syllables block; this site shelves it under Chinese, Japanese & Korean.
Its appearance depends on the font and text styling.
How it is encoded
ꒄ is a single code point, U+A484. In HTML that is ꒄ, and in CSS \A484.
Don't confuse it with
4Questions people ask
1Why does ꒄ show as a box on some devices?
Because that device's fonts have no glyph for it. The character is still correct and still copies correctly — the box is a missing glyph, not a broken character.
How to type ꒄ
ꒄ\A484Codes and encoding1 code points
A visible symbol can contain several code points. JS .length counts UTF-16 units; UTF-8 counts bytes.
