  The bodily system that consists of the bones, their associated cartilages, and the joints, and supports and protects the body, produces blood cells, and stores minerals â¦ . IT IS BONES IN YOUR BODY TOGETHER MAKE THE SKELETAL SYSTEM.
The wakizashi is the sidearm of the Samurai. Basically it is a short katana with a shorter blade and handle. The wakizashi when worn together with a katana was an official sign of being a Samurai.
It has a shu-mei attributing it to Aoe Tsunetsugu. There is a Sayagaki by Honami Kozon confirming this attribution. The sword was awarded Juyo papers in 1965. The papers attribute the blade to the Aoe School of the late Kamakura period.