Hojo Undo is the Japanese term used for the conditioning exercises of martial arts.
Hojo undo exercises are varied and work various aspects: muscle strengthening, a cooordenação, to posture, a rapid…
For this, various instruments are designed. Traditionally, These instruments are composed of materials that were available when they began to be used, as wood, stone and iron, although, at present, other materials may be used. Some can even be done at home.
See some examples of these instruments with pictures and description here.
