Bitstring to characters

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

Encoding	Bitstring	Character(s)
ISO-8859-1	3f3f8180819850	??P
SJIS-WIN	3f3f8180819850	??÷§P
EUC-JP	3f3f8180819850	??????P
UTF-8	3f3f8180819850	??????P
UHC	3f3f8180819850	???걯P