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

Bitstring:
Binary  Hexadecimal 
EncodingBitstringCharacter(s)
ISO-8859-13f3f3f3f3f3f3f3f3f3fa1d73f6b78??????????¡×?kx
SJIS-WIN3f3f3f3f3f3f3f3f3f3fa1d73f6b78??????????。ラ?kx
EUC-JP3f3f3f3f3f3f3f3f3f3fa1d73f6b78??????????」?kx
UTF-83f3f3f3f3f3f3f3f3f3fa1d73f6b78?????????????kx
UHC3f3f3f3f3f3f3f3f3f3fa1d73f6b78??????????§?kx