Code point
U+FF5B
Glyph appearance depends on your fonts.
U+FF5B
Ps<wide> 007BU+FF5B FULLWIDTH LEFT CURLY BRACKET is a Unicode 16.0.0 character in the Open Punctuation category. It belongs to the Halfwidth and Fullwidth Forms block.
Choose the representation you need, then copy its value.
U+FF5B
65371
{
{
EF BD 9B
FF5B
0000FF5B
%EF%BD%9B
\uFF5B
\uFF5B
\uFF5B
\FF5B