China says it is "gravely concerned" after Japan scrapped a long-standing ban on lethal weapons exports in response to what Tokyo called a worsening security environment. Japan is making "dangerous moves," Chinese Foreign Ministry spokesperson, Guo Jiakun, told reporters on Tuesday. Japan's prime minister, Sanae Takaichi, said the country would lift the restrictions to help prevent the "outbreak of conflicts" and safeguard its own security by working with other nations. Since World War II,