Japan has also increased its military budget and the tempo of its naval exercises as far away as the Indian Ocean and South China Sea, a region Beijing claims almost complete control over but which is a vital trade route for the global economy.
Japan is stepping up efforts to deter China’s military ambitions in the Asia-Pacific as Tokyo and other US partners seek clarity from the Trump administration about its plans to counter Beijing’s power in the region.
For the first time, Japan sent destroyers through the Taiwan Strait on two occasions in recent months, according to a person familiar with the operations, a sign of its willingness to directly challenge China over the waterway and the self-governing island it claims as its own.

