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

Bitstring:
Binary  Hexadecimal 
EncodingBitstringCharacter(s)
ISO-8859-13f818f3f3f3f81ca6b????Êk
SJIS-WIN3f818f3f3f3f81ca6b?¥???¬k
EUC-JP3f818f3f3f3f81ca6b??????
UTF-83f818f3f3f3f81ca6b????????k
UHC3f818f3f3f3f81ca6b?걦???곅k