Feet are of particular importance. Therefore, it is important to be aware of them. In the upright position, the soles of the feet are the contact surface with the ground. It is the contact of the human body and consciousness with the Earth.
In all movement arts, such as karate, the geometry of emplacement of the feet on the ground is most important condition of balance in all body postures, positions, stances, shapes, figures, configurations and movements.
In the case of an external movement system where the body’s content (energy) is passive and the body (form) is active, the feet are the main elements of body weight and center of gravity control. Using the muscular strength of the lower legs, the feet control the positions and movements of the bottom terminal of the center of gravity that faces the center of the Earth.
Pay attention to the foot contact surfaces with the floor.