BEIJING: China's foreign ministry said on Monday that China and Japan have agreed to postpone a visit by the head of Japan's Komeito party, the junior partner in the coalition government, given current strains between the two countries.Natsuo Yamaguchi was planning to visit China from Aug. 28 to 30 in hopes of meeting China's President Xi Jinping and to hand over a personal letter from Prime Minister Fumio Kishida. "In light of current China-Japan relations, the two sides have agreed to postpone the Komeito delegation's visit to China,"...