The Kanku is the symbol of Kyokushinkai Karate. Derived from the Kanku Kata, its points represent the fingers and have the meaning of the ultimate or peaks.
The thicker sections of the design imply power and serve to represent the wrists. Infinity is represented by the centre of the Kanku which also implies depth. Continuity and circular action is denoted by the enclosing circle with the Kanku as a whole being base.
Kyoku: ultimate, Shin: truth or reality, Kai: to meet, join, and associate