Sword

http-//www.thejapanesesword.com/links 2.html.webloc
https-//en.wikipedia.org/wiki/Japanese_sword
https-//en.wikipedia.org/wiki/Japanese_sword 2
https-//www.youtube.com/watch?v=DzAZFf4xph4
https-//www.youtube.com/watch?v=DzAZFf4xph4 2
http-//www.amazon.com/Art-Japanese-Sword-Kawachi-Kunihira/dp/B004DY8M7C