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

Bitstring:
Binary  Hexadecimal 
EncodingBitstringCharacter(s)
ISO-8859-190e23f3f3f90e23f3f3f61â???â???a
SJIS-WIN90e23f3f3f90e23f3f3f61絶???絶???a
EUC-JP90e23f3f3f90e23f3f3f61????????a
UTF-890e23f3f3f90e23f3f3f61??????????a
UHC90e23f3f3f90e23f3f3f61먥???먥???a