The U.S. military deployed the NMESIS ground-based offensive anti-ship missile system and MADIS short-range surface-to-air system to Yonaguni Island for the first time during Keen Sword 27.

From the articleJapan and U.S. kick off one of their largest joint military drills defending Japan's southwestern islands as tensions with China rise | FortuneAlso in Japan and the US kick off joint drills around islands as regional tensions rise, Japan-US drills place advanced missile launchers on front line with China, Japan and the US kick off joint drills around islands as regional tensions rise