Consumer Generated Media
http://www.facebook.com/tetsujazz
myspace
http://www.myspace.com/tetsujazz
youtube
http://www.youtube.com/tetsujazz
http://www.youtube.com/tetsuyatatsumijazz
http://jp.linkedin.com/in/tetsuyatatsumi
mixi (japanese SNS)
http://mixi.jp/show_profile.pl?id=143764
ameblo (blog in Japanese)