You can download AKB48's new song, "Tenohira ga Katarukoto," for the Tohoku Earthquake charity project they've been participating in for the past two years.
http://www.akb48.co.jp/darekanotameni/
If you can read Japanese, there's an option to make a donation for the cause.
Preview:
Soruce
omg it's so beautiful. I'm biased cause Sakura no Shiori was imo, the only musically credible single released by AKB48, and this song is totally in it's likeness.