he Korean word Su stands for «hand» while the word Jok means «foot». At first the new method was only concerned with a variety of ways to activate the therapeutic hands and feet correspondence systems. Later on Prof. Park Jae Woo succeeded in working out the well-balanced system of metaphysical knowledge that represents the base of the Onnuri medicine. This system embraces the Homo-Hetero law, the Triorigin concept the Eight-Origins and Six-Energies theories, the in-depth descriptions of the structural pattern and functional features of the Homo-system of the body and the Unified Energy System of the human being incorporating the Diamond Energy System, the chakras and meridians systems.