Kama (weapon)

The  kama   (鎌 or かま)  (sometimes referred to as the  kai  or  double kai .  Kama  made with intentionally dull blades for  kata  demonstration purposes are referred to as  kata kai ) is a traditional  Filipino  and  Japanese  farming implement similar to a  sickle  used for reaping crops and also employed as a weapon. The kama is often included in weapon training segments of  karate ,  silat  and in some  Chinese martial arts.