Japan's Defense Minister Shinjiro Koizumi held talks with US Secretary of Defense Hegseth while attending the ASEAN Defense Ministers Expanded Conference on October 28, claiming to strengthen the deterrent power of the Japan-US alliance. According to a report by Japan's Kyodo News Agency, during the talks, the two sides agreed to cooperate to establish the so-called “First Island Chain” defense system. According to the US Department of Defense, the two sides have agreed to continue to maintain close cooperation in the production of key ammunition in order to prevent the protracted war situation.

Japan's Defense Minister Shinjiro Koizumi held talks with US Secretary of Defense Hegseth while attending the ASEAN Defense Ministers Expanded Conference on October 28, claiming to strengthen the deterrent power of the Japan-US alliance. According to a report by Japan's Kyodo News Agency, during the talks, the two sides agreed to cooperate to establish the so-called “First Island Chain” defense system. According to the US Department of Defense, the two sides have agreed to continue to maintain close cooperation in the production of key ammunition in order to prevent the protracted war situation.