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

Bitstring:
Binary  Hexadecimal 
EncodingBitstringCharacter(s)
ISO-8859-13f3f3f3f818b4b3f3f3f3f3f3f????‹K??????
SJIS-WIN3f3f3f3f818b4b3f3f3f3f3f3f????°K??????
EUC-JP3f3f3f3f818b4b3f3f3f3f3f3f??????K??????
UTF-83f3f3f3f818b4b3f3f3f3f3f3f??????K??????
UHC3f3f3f3f818b4b3f3f3f3f3f3f????걢K??????