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

Bitstring:
Binary  Hexadecimal 
EncodingBitstringCharacter(s)
ISO-8859-1a1a7a1¡§¡
SJIS-WINa1a7a1｡ｧ｡
EUC-JPa1a7a1：
UTF-8a1a7a1???
UHCa1a7a1¨