With the advent of gradually exposing the techniques needed to throw weapons it is around Sandan that the introduction of Shuriken is explored with students. This is necessary to compliment the need to throw Sai (Kojo no Sai) and Rochin (Kanigawa Tinbe) in kata and in kumite. The style of Shuriken taught in the syllabus is Shingetsu Ryu Shuriken Jutsu, which was passed down...