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

Bitstring:
Binary  Hexadecimal 
EncodingBitstringCharacter(s)
ISO-8859-1a8a23f3f3f3f3f3f3f¨¢???????
SJIS-WINa8a23f3f3f3f3f3f3fｨ｢???????
EUC-JPa8a23f3f3f3f3f3f3f│???????
UTF-8a8a23f3f3f3f3f3f3f?????????
UHCa8a23f3f3f3f3f3f3fÐ???????