Bo-Shuriken -

weapon used to hurl made from simple metal or steel spikes. Typically, one blade, sometimes with two. Bo-Sh urikeny have a length of 12-21 cm and average weight is 35-150 g. There are many ways Bo-Shuriken throwing. The main ways of throw ing it jiki da-ho and the han-da-ho. These two methods are very different. The first way is not permitted to be milled edge before striking the target, while the second method is required to be twirled the blade from hitting the target.