EDICT:
http://www.csse.monash.edu.au/~jwb/edict_doc.html
http://ftp.monash.edu.au/pub/nihongo/edict.gz

ENAMDICT:
http://www.csse.monash.edu.au/~jwb/enamdict_doc.html
http://ftp.monash.edu.au/pub/nihongo/enamdict.gz

License:
http://www.edrdg.org/edrdg/licence.html
http://creativecommons.org/weblog/entry/27094
http://creativecommons.org/licenses/by-sa/3.0/legalcode.txt
