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

Bitstring:
Binary  Hexadecimal 
EncodingBitstringCharacter(s)
ISO-8859-13f3f81f73f3f81f73f3f3f3f3f818f3f3f3f3f3f3f61??÷??÷???????????a
SJIS-WIN3f3f81f73f3f81f73f3f3f3f3f818f3f3f3f3f3f3f61??¶??¶?????¥??????a
EUC-JP3f3f81f73f3f81f73f3f3f3f3f818f3f3f3f3f3f3f61?????????????????a
UTF-83f3f81f73f3f81f73f3f3f3f3f818f3f3f3f3f3f3f61?????????????????????a
UHC3f3f81f73f3f81f73f3f3f3f3f818f3f3f3f3f3f3f61??괈??괈?????걦??????a