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

Bitstring:
Binary  Hexadecimal 
EncodingBitstringCharacter(s)
ISO-8859-13f81f73f3f3f3f3f81f73f3f3f3f5245?÷?????÷????RE
SJIS-WIN3f81f73f3f3f3f3f81f73f3f3f3f5245?¶?????¶????RE
EUC-JP3f81f73f3f3f3f3f81f73f3f3f3f5245????????????RE
UTF-83f81f73f3f3f3f3f81f73f3f3f3f5245??????????????RE
UHC3f81f73f3f3f3f3f81f73f3f3f3f5245?괈?????괈????RE