五子棋是一种两人对弈的纯策略型棋类游戏，是起源于中国古代的传统黑白棋种之一。发展于日本，流行于欧美。容易上手，老少皆宜，而且趣味横生，引人入胜-Backgammon is a two type of games of pure strategy board games, is originated in ancient China one of the traditional Othello species. Development in Japan, popular in Europe and the United States. Easy to use, all ages, and very entertaining, fascinating