Japan says, it will increase its activity in the South China Sea. <br/><br/>Japanese Defense Minister Tomomi Inada said in Washington that Japan will step up joint military activities with allies in South East Asia through joint training patrols with the United States to counter Chinese dominance around disputed reefs in the East China and South China Seas. <br/><br/>She said, if the world condoned attempts to change the rule of law and allowed rule bending to succeed, the consequences could become global.