ボーリングで普通はやらない変わった投げ方のスゴ技
http://gigazine.net/index.php?/news/comments/20070403_amazing_bowling/

http://www.youtube.com/watch?v=-LFUVGaasAc
http://www.youtube.com/watch?v=1TnyOkzLids
http://www.youtube.com/watch?v=WZpzUG1hcc8
http://www.youtube.com/watch?v=lc9bA-hvqHU
http://www.youtube.com/watch?v=VmRgfYve3AI
http://www.youtube.com/watch?v=DelnQivrZIU