Chakra is the basis of almost all techniques except for taijutsu. Chakra is Physical and Spiritual energy of the human body which is always present and can be trained. Chakra can be channelled through the chakra circulatory system, which is to chakra as the regular circulatory system is to blood, to any of the 361 chakra points in the body. Through various methods, the most common of which is hand seals, the chakra can then be manipulated to create an effect that would not be possible otherwise, such as walking on water, exhaling fire or creating illusions.