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

Bitstring:
Binary  Hexadecimal 
EncodingBitstringCharacter(s)
ISO-8859-1a8fa3f3f3f3f3f3f3f3f3f3f4242¨ú??????????BB
SJIS-WINa8fa3f3f3f3f3f3f3f3f3f3f4242ィ??????????BB
EUC-JPa8fa3f3f3f3f3f3f3f3f3f3f4242???????????BB
UTF-8a8fa3f3f3f3f3f3f3f3f3f3f4242????????????BB
UHCa8fa3f3f3f3f3f3f3f3f3f3f4242¾??????????BB