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

Bitstring:
Binary  Hexadecimal 
EncodingBitstringCharacter(s)
ISO-8859-1975c3f3f3f3f3f3f—\??????
SJIS-WIN975c3f3f3f3f3f3f予??????
EUC-JP975c3f3f3f3f3f3f?\??????
UTF-8975c3f3f3f3f3f3f?\??????
UHC975c3f3f3f3f3f3f???????