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

Bitstring:
Binary  Hexadecimal 
EncodingBitstringCharacter(s)
ISO-8859-13f81ca3f3f3f3f615e?Ê????a^
SJIS-WIN3f81ca3f3f3f3f615e?￢????a^
EUC-JP3f81ca3f3f3f3f615e??????a^
UTF-83f81ca3f3f3f3f615e???????a^
UHC3f81ca3f3f3f3f615e?곅????a^