Hahaha me too, everyone is so butthurt about it, but if you do a little cultural research you will find out that I want to bet you this video wasn't meant to offend anyone, in fact "black culture" is considered really cool in Japan, especially in around the 80s and 90s.
[video=vimeo;17579780]http://vimeo.com/17579780[/video]
Interesting study on identity, relationship with "black culture" and the dark past of it, with the dark past of Japan, ultimately leading to the Japanese interpretation of the "N" word; the fact that the Japanese consider that the word has similar weight with the term "Jap", especially in Hip-Hop culture, and political influences of history in Hip-Hop