Iranian leaders fear being burned again by President Trump, who tore up a nuclear agreement reached during the Obama administration after lengthy negotiations.
The two Americans were killed on Sunday when their vehicle crashed while returning from a counter-cartel operation led by Mexico’s armed forces in the state of Chihuahua.
Prime Minister Sanae Takaichi reversed limits on arms exports as Japan faces rising threats from China and unpredictability from its main ally, the United States.