In aikido exercie the unarmed techniques have another pillar the of the practices of the armed. Weapons used in training are made in wooden, sometimes plastic. Such as the bokken (wooden sword), Jo (stick) and tanto (wooden knife - shaped weapon practitioner).

If you exercise a bokken that’s called aiki-ken, with the Jo practice of aiki-jo called.

These forms of practice in Aikido Kobayashi Dojo (Japan, Tokyo) network we lay emphasis on the training course, because it greatly facilitate the coordination of body movement  and is closely linked to the bare basics of techniques( directions, basic movements) it can jumpstart their understanding.