FIE - In this Aug. 29, 2017, file photo, members of the Japanese Air Self-Defense Force (JASDF) demonstrate the PAC-3 surface to air interceptors at the U.S. Yokota Air Base in Fussa, on the outskirts of Tokyo. Japan’s annual defense review says North Korea poses a serious threat to Japan since it hasn’t taken concrete steps to scrap its nuclear program after making a denuclearization pledge at a summit with the U.S. in June. The defense paper approved Tuesday, Aug. 28, 2018, by the Cabinet said Japan must add costly missile defense systems to be fully prepared while watching if North Korea keeps its promise. (AP Photo/Eugene Hoshiko, File)
TOKYO (AP) — Japan needs to bolster its missile defenses and its alliance with the United States, its government stressed Tuesday in an annual defense review that judged North Korea to still be a serious threat that has not taken concrete steps to denuclearize.