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

Bitstring:
Binary  Hexadecimal 
EncodingBitstringCharacter(s)
ISO-8859-1effa8eaf79ïúŽ¯y
SJIS-WINeffa8eaf79?識y
EUC-JPeffa8eaf79陏ｯy
UTF-8effa8eaf79????y
UHCeffa8eaf79鉦렞y