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

Bitstring:
Binary  Hexadecimal 
EncodingBitstringCharacter(s)
ISO-8859-1818081ca3f3f3f3f61€Ê????a
SJIS-WIN818081ca3f3f3f3f61÷￢????a
EUC-JP818081ca3f3f3f3f61???????a
UTF-8818081ca3f3f3f3f61????????a
UHC818081ca3f3f3f3f61?곅????a