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

Bitstring:
Binary  Hexadecimal 
EncodingBitstringCharacter(s)
ISO-8859-13f8180818b3f3f3f3f3f3f3f3f3f6b?€‹?????????k
SJIS-WIN3f8180818b3f3f3f3f3f3f3f3f3f6b?÷°?????????k
EUC-JP3f8180818b3f3f3f3f3f3f3f3f3f6b??????????????k
UTF-83f8180818b3f3f3f3f3f3f3f3f3f6b??????????????k
UHC3f8180818b3f3f3f3f3f3f3f3f3f6b??걢?????????k