U.S. President Donald Trump discussed cooperating with Japan on developing technology for his planned Golden Dome missile defence shield during a phone call with Japanese Prime Minister Shigeru Ishiba this month,

President Donald Trump announced plans to construct the "Golden Dome," a multibillion-dollar missile defense system that would utilize space-based weapons and satellites to intercept ballistic attacks against the United States.

U.S. President Donald Trump has reportedly sought Japan’s help in the development of the Golden Dome, with the conversation tied to the Asian country’s tariff negotiations with the U.S. According to a report by Reuters,