US President Donald Trump said today that his country is committed to Japan's security and strengthening the key alliance with it. <br/><br/>He said this at a joint news conference after talks with the visiting Japanese Prime Minister Shinzo Abe. Trump said their trade relations should benefit both nations. <br/><br/>Earlier, President Trump welcomed Japanese Prime Minister at the White House amid tension in bilateral ties due to the Republican leader's stance on trade and security.<br/><br/>According to the US and Japanese officials, Abe is expected to discuss plans for Japanese investment in US infrastructure projects and his nation's commitment to increased defence spending.