In order to specialize in picking, it has a double-edged blade, and it is made thick so not to break easily (some have a cross section of the blade with an almost regular triangle shape).
突きに特化する為に両刃の刀身を持ち、折れにくいように分厚く（中には刃の断面がほぼ正三角形のものも存在する）作られている。