Forms of japanese martial arts include-

• Aikido   http://www.ehow.com/video_2365798_aikido-head-throw-technique.html
• Judo   http://www.bing.com/videos/search?q=judo&sk=&sc=8-4&mid=C6A63B047FEA0A04786AC6A63B047FEA0A04786A&FORM=LKVR14#
• Jujitsu http://www.ehow.com/video_2360035_knee-bar-jujitsu-technique.html
• Karate  http://www.akilli.tv/video/173190/-Karate.aspx
• Ninjutsu http://www.ehow.com/video_4774775_advanced-techniques-ninjutsu.html
• Sumo http://www.bing.com/videos/search?q=sumo&mid=5A4ABECBEF5D5D8CC2F95A4ABECBEF5D5D8CC2F9&FORM=LKVR2#

and more