President Trump and Prime Minister Abe spoke on the phone today to discuss the importance of the U.S.-Japan alliance and cooperation on regional and global issues. President Trump affirmed the ironclad U.S. commitment to ensuring the security of Japan. The two leaders discussed the significance of Secretary of Defense Mattis's upcoming visit to the region, including Japan. President Trump and Prime Minister Abe said they would consult and cooperate on the threat posed by North Korea. The two leaders also committed to deepen the bilateral trade and investment relationship. President Trump and Prime Minister Abe agreed to meet in Washington, on February 10.
Donald J. Trump (1st Term), Readout of the President's Call with Prime Minister Shinzo Abe of Japan Online by Gerhard Peters and John T. Woolley, The American Presidency Project https://www.presidency.ucsb.edu/node/322209