One of them is Rip Slyme. This song used to be very popular in
Japan several years ago.
http://www.youtube.com/watch?v=aqHjOEJ3TkA&feature=related they
are super poplar Another famous rap-group is M-Flo. They can be
found on YouTube as well.
View page
The cast of MTV Video Music Awards Japan 2002 - 2002 includes:
Namie Amuro as herself Nickelback as Themselves Sheryl Crow as
herself Ayumi Hamasaki as herself Boys II Men as Themselves Rip
Slyme as Themselves