Renju is simple and addictive ancient Asia's game, roots of renju go back as far as many thousands of years. Game is played between two opponents on a board.
Black (the player with the black stones) can not make an overline, a double-four or a double-three.
The winner of the game is the player who will be first to attain five and in a row.
xRenju allows play renju with Black Choice and opportunity to White change sides after third move.