Japanese Foreign Minister Taro Kono and his Chinese counterpart Wang Yi were at odds Thursday over issues related to the East China Sea despite a recent improvement in bilateral ties.During his 30-minute talks with Wang in Singapore, Kono also voiced concern over China's military buildup in the South China Sea, where Beijing and several Southeast Asian countries have overlapping maritime claims, the Japanese government official said.Kono conveyed to Wang Japan's unease about China's moves in the East China Sea, such as the sailing of Chinese naval vessels in the vicinity of the disputed Sen…READ FULL ARTICLE