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

Bitstring:
Binary  Hexadecimal 
EncodingBitstringCharacter(s)
ISO-8859-13f81983f3f3f3f61?˜????a
SJIS-WIN3f81983f3f3f3f61?§????a
EUC-JP3f81983f3f3f3f61???????a
UTF-83f81983f3f3f3f61???????a
UHC3f81983f3f3f3f61?걯????a