Japanese Yakuza 1-6 
http://www.youtube.com/watch?v=_QZ9tOYKIjo 
Japanese Yakuza 2-6 
http://www.youtube.com/watch?v=OXGUOjT4D2Q 
Japanese Yakuza 3-6 
http://www.youtube.com/watch?v=ls1WT8Sc5fk 
Japanese Yakuza 4-6 
http://www.youtube.com/watch?v=yM_op68zuxk 
Japanese Yakuza 5-6 
http://www.youtube.com/watch?v=8qUVRJP91S8 
Japanese Yakuza 6-6 
http://www.youtube.com/watch?v=oLXdjUs0VNQ