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

Bitstring:
Binary  Hexadecimal 
EncodingBitstringCharacter(s)
ISO-8859-13f3f81913f3f3f3f3f3f3f3f3f5245??‘?????????RE
SJIS-WIN3f3f81913f3f3f3f3f3f3f3f3f5245??¢?????????RE
EUC-JP3f3f81913f3f3f3f3f3f3f3f3f5245?????????????RE
UTF-83f3f81913f3f3f3f3f3f3f3f3f5245?????????????RE
UHC3f3f81913f3f3f3f3f3f3f3f3f5245??걨?????????RE