Sonic Youth, Yoko Ono, Mike Patton, Sean Lennon, Cibo Matto, Mephista, Marc Ribot, Uri Caine and Aleph Trio are appearing.
The second is another event with Laurie Anderson, Lou Reed, Ryuichi Sakamoto; and Bill Laswell and gigi band more. More on this here, japansociety.org/concertforjapan. This concert goes on for 12 hours and is $5 at the door.
You can also donate at the website-- www.japansociety.org.