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

Bitstring:
Binary  Hexadecimal 
EncodingBitstringCharacter(s)
ISO-8859-1ebf688e8aaa4ëöˆèª¤
SJIS-WINebf688e8aaa4?郁ｪ､
EUC-JPebf688e8aaa4譁?茯
UTF-8ebf688e8aaa4???誤
UHCebf688e8aaa4毅덅い