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

Bitstring:
Binary  Hexadecimal 
EncodingBitstringCharacter(s)
ISO-8859-13f3f3f3f3f3f3f3f3f3f3f818b3f3f3f3f3f3f5b6b???????????‹??????[k
SJIS-WIN3f3f3f3f3f3f3f3f3f3f3f818b3f3f3f3f3f3f5b6b???????????°??????[k
EUC-JP3f3f3f3f3f3f3f3f3f3f3f818b3f3f3f3f3f3f5b6b???????????????????[k
UTF-83f3f3f3f3f3f3f3f3f3f3f818b3f3f3f3f3f3f5b6b???????????????????[k
UHC3f3f3f3f3f3f3f3f3f3f3f818b3f3f3f3f3f3f5b6b???????????걢??????[k