TOKYO -- The coast guards of Japan, the United States, Australia and India are to conduct their first four-country drill at the Port of Yokohama in Tokyo Bay in January, The Yomiuri Shimbun has learned. In March, Japan, the United States, and the Philippines also plan to conduct joint drills off the coast of Kagoshima Prefecture. As China intensifies its hegemonic moves in both the East and South China seas and the Indo-Pacific, the coast guards of concerned countries will work together to