General Anthony Cotton, who leads the U.S. Strategic Command, arrived in Tokyo on Friday for his first visit to the region since taking office last December. Cotton is in charge of America’s nuclear triad, which comprises land-based intercontinental ballistic missiles (ICBMs), submarines armed with ballistic missiles (SSBNs) deployed at sea, and strategic bombers operating in the air. On Friday morning, Cotton touched down at Yokota Air Base in western Tokyo after flying in from South Korea. During his stay, he is scheduled to meet with General Yoshihide Yoshida, the highest-ranking officer in Japan’s Self-Defense Forces. Additionally, he has plans to...