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

Bitstring:
Binary  Hexadecimal 
EncodingBitstringCharacter(s)
ISO-8859-13f818f3f3f3f3f6b3f3f3f3f3f3f3f?????k???????
SJIS-WIN3f818f3f3f3f3f6b3f3f3f3f3f3f3f?¥????k???????
EUC-JP3f818f3f3f3f3f6b3f3f3f3f3f3f3f?????k???????
UTF-83f818f3f3f3f3f6b3f3f3f3f3f3f3f???????k???????
UHC3f818f3f3f3f3f6b3f3f3f3f3f3f3f?걦????k???????