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

Bitstring:
Binary  Hexadecimal 
EncodingBitstringCharacter(s)
ISO-8859-13fa1a73f3f3f3f61?¡§????a
SJIS-WIN3fa1a73f3f3f3f61?｡ｧ????a
EUC-JP3fa1a73f3f3f3f61?：????a
UTF-83fa1a73f3f3f3f61???????a
UHC3fa1a73f3f3f3f61?¨????a