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

Bitstring:
Binary  Hexadecimal 
EncodingBitstringCharacter(s)
ISO-8859-13f3f3fa9f73f3f616b???©÷??ak
SJIS-WIN3f3f3fa9f73f3f616b???ｩ??ak
EUC-JP3f3f3fa9f73f3f616b??????ak
UTF-83f3f3fa9f73f3f616b???????ak
UHC3f3f3fa9f73f3f616b???²??ak