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

Bitstring:
Binary  Hexadecimal 
EncodingBitstringCharacter(s)
ISO-8859-13f81f73f3f4b3f81f7?÷??K?÷
SJIS-WIN3f81f73f3f4b3f81f7?¶??K?¶
EUC-JP3f81f73f3f4b3f81f7????K??
UTF-83f81f73f3f4b3f81f7?????K???
UHC3f81f73f3f4b3f81f7?괈??K?괈