After explaining that 'Ken (double edged sword) is mainly for stabbing' and 'Katana is mainly for cutting' as the difference between both, they introduced a Japanese sword, which is a Katana, but also good for stabbing attacks.
「剣は突き中心」「刀は斬撃中心」と両者の違いを説明した上で、刀でありながら突き攻撃でも引けをとらない、として日本刀が紹介された。