Bitstring to characters

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

Encoding	Bitstring	Character(s)
ISO-8859-1	3f3f3f7c	???\|
SJIS-WIN	3f3f3f7c	???\|
EUC-JP	3f3f3f7c	???\|
UTF-8	3f3f3f7c	???\|
UHC	3f3f3f7c	???\|