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

Bitstring:
Binary  Hexadecimal 
EncodingBitstringCharacter(s)
ISO-8859-13ffdb83f3f3f3f3f6b?ý¸?????k
SJIS-WIN3ffdb83f3f3f3f3f6b??ｸ?????k
EUC-JP3ffdb83f3f3f3f3f6b???????k
UTF-83ffdb83f3f3f3f3f6b????????k
UHC3ffdb83f3f3f3f3f6b?燻?????k