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

Bitstring:
Binary  Hexadecimal 
EncodingBitstringCharacter(s)
ISO-8859-13f3f3f3f3fa9f778?????©÷x
SJIS-WIN3f3f3f3f3fa9f778?????ｩ
EUC-JP3f3f3f3f3fa9f778??????x
UTF-83f3f3f3f3fa9f778???????x
UHC3f3f3f3f3fa9f778?????²x