Five-Field Kono is known in its native Korea as "O-Pat-Kono. The game is at least 1,000 years old, and in the 20th century was released in commercial versions by several major toy and game manufacturers. It is a predecessor to the larger games "halma" and "Chinese checkers." Each of two players places one piece on each of 7 points on the outer edges of their own side of a 25-point grid. Movement is made one piece per turn from one point to the next diagonally only. The object is to reassemble one’s pieces on the opponent’s edges. Made in USA for ages 6+.