What character(s) does a bitstring is encoded in each character set?

Bitstring:
Binary  Hexadecimal 
EncodingBitstringCharacter(s)
ISO-8859-13ff9f23f4b?ùò?K
SJIS-WIN3ff9f23f4b??K
EUC-JP3ff9f23f4b???K
UTF-83ff9f23f4b????K
UHC3ff9f23f4b?伉?K