Westminster Tenshinkai Aikido Dojo is the headquarters of the International Tenshinkai Aikido Federation. The International Tenshinkai Aikido Federation originated from Vietnam, and recognized by the Aikido World Headquarters in Japan. The name Tenshinkai was given by O'Sensei Morihei Ueshiba in 1968. Ten means Heaven, Shin means Heart, and Kai means Organization. Putting them together gives Tenshinkai the meaning of the Organization of Heavenly Hearts.