Japan pledged to promote the development of unmanned underwater drones to strengthen maritime security against China's increasing military assertiveness in a revised draft of Tokyo's five-year ocean policy, government officials said Friday.In the new version of the Basic Plan on Ocean Policy, which will serve as a guideline for Japan's ocean policy, the government of Prime Minister Fumio Kishida warned that China's rise has rapidly changed the military balance in the Indo-Pacific region.The draft also proposed resource-poor Japan should implement measures to facilitate the use of ocean-deri…READ FULL ARTICLE