http://www.thejapanesepage.com/forum/
http://www.crisscross.com/forum/Learning..._81/tt.htm
http://www.jref.com/forum/
http://www.japanesepod101.com/forum/
http://forum.wordreference.com/forumdisplay.php?f=54
http://tech.groups.yahoo.com/group/Remem...The_Kanji/ (spam infested, but still good for the archive)
Also, I imagine many university or college students of Japanese to have their own forum. These are not 'public' forums, but they're often still very accessible.
http://www.crisscross.com/forum/Learning..._81/tt.htm
http://www.jref.com/forum/
http://www.japanesepod101.com/forum/
http://forum.wordreference.com/forumdisplay.php?f=54
http://tech.groups.yahoo.com/group/Remem...The_Kanji/ (spam infested, but still good for the archive)
Also, I imagine many university or college students of Japanese to have their own forum. These are not 'public' forums, but they're often still very accessible.
Edited: 2007-05-01, 4:21 am