Kama - Sickle
2nd Kyu - Purple Belt
The Kama is a simple handle with a blade set at right angles to its
length. The blade could be folded up inside the handle and a metal
ring which slid along the handle was used to lock the blade into an
open or shut position.
The farmers in Japan extensively employed the Sickle (Kama) as a
weapon of combat and these were in a variety of forms. The
variations generally being in the length of the handle.