Japanese Prime Minister Sanae Takaichi on Friday warned against rising Chinese "coercion" and pledged to review her country's defense posture, as well as longstanding constraints on weapons exports. Japan , a key U.S. treaty ally in the Indo-Pacific, is in the midst of its most significant military buildup in decades. with defense spending expected to reach 2 percent, double 2022 levels, next month. Tensions with China have further intensified since Takaichi said in November that Japan could