using Web 2.0 for Japanese learners

14 useful online applications for educators. Several of these would be excellent for Japan (society/culture) and Japanese (language) uses:
adding audio comments or "post-it notes" to webpages, narrating a set of images, mapping of events & historical persons, and so on.
 
http://larryferlazzo.edublogs.org/2007/12/21/the-best-web-20-applications-for-education-2007/