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

Bitstring:
Binary  Hexadecimal 
EncodingBitstringCharacter(s)
ISO-8859-18dda3f3f3f3f3f3f3f68Ú???????h
SJIS-WIN8dda3f3f3f3f3f3f3f68載???????h
EUC-JP8dda3f3f3f3f3f3f3f68????????h
UTF-88dda3f3f3f3f3f3f3f68?????????h
UHC8dda3f3f3f3f3f3f3f68띦???????h