Die Antwoord - Enter The Ninja (CHAPPIE OST) by indomoviemania.com | Free Listening on SoundCloud
https://soundcloud.com/indomoviemania/die-antwoord-enter-the-ninja-chappie-ost
Theme song of Chappie (2015) Artis: Die Antwoord Title: Enter The Ninja
13 minute Ninja Gaiden speedrun: We are all inadequate - Nintendo Wii Fanboy
http://www.nintendowiifanboy.com/2007/05/28/13-minute-ninja-gaiden-speedrun-we-are-all-inadequate
"That's it. We quit gaming. You guys can go watch the video after the break, then download Ninja Gaiden on the Virtual Console and try it yourselves."
Folding Diagrams for the Two-Piece Throwing Star (All 22 Steps)
http://www.folds.net/tutorial/models/shu_2_piece/shu_2_piece_diagrams.html
"The two-piece shuriken (throwing star) is a simple model that takes 2-5 minutes to make."
Sword Vs Bullet - Google Video
http://video.google.com/videoplay?docid=-3818187790122256202
Spoiler alert: The sword wins.
AP Wire | 04/26/2006 | Last ninja: 'Be able to kill your students'
http://www.mercurynews.com/mld/mercurynews/news/world/14434176.htm
"Chilling words from a shockingly fit 76-year-old man who bills himself as the world's last ninja and stocks his training chamber with weapons such as throwing stars and nunchucks."
Howstuffworks "How Ninja Work"
http://www.howstuffworks.com/ninja.htm