Japanese links
From UniLang Wiki
http://www.rikai.com is a great site for online text annotation.
http://nafai.org/japanese/ also has some nice resources.
http://www.kanjiclinic.com/ is a great site on how to practically learn kanji, instead of it being some sort of semi-impossible task.
http://www.language-exchanges.org/ ever growing number of native Japanese speakers looking for a language exchange via skype, http://www.skype.com
