LEFT CORNER BRACKET U+300C

BlockCJK Symbols and Punctuation
CategoryOpen Punctuation
UTF-80xE3 0x80 0x8C
UTF-160xFF 0xFE 0xC 0x30
UTF-320xFF 0xFE 0x0 0x0 0xC 0x30 0x0 0x0
HTML「
Pythonu"\u300C"