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

Bitstring:
Binary  Hexadecimal 
EncodingBitstringCharacter(s)
ISO-8859-13f3f3f3f783f3f3f81983f3f3f3f3f3f3f3f3f3f3f818b5c????x???˜???????????‹\
SJIS-WIN3f3f3f3f783f3f3f81983f3f3f3f3f3f3f3f3f3f3f818b5c????x???§???????????°\
EUC-JP3f3f3f3f783f3f3f81983f3f3f3f3f3f3f3f3f3f3f818b5c????x??????????????????\
UTF-83f3f3f3f783f3f3f81983f3f3f3f3f3f3f3f3f3f3f818b5c????x??????????????????\
UHC3f3f3f3f783f3f3f81983f3f3f3f3f3f3f3f3f3f3f818b5c????x???걯???????????걢\