P resident Donald Trump arrived in Japan on Monday, the second stop on his Asia tour that will culminate in a high-stakes meeting with Chinese President Xi Jinping later this week. Trump visited with Japan's Emperor Naruhito on Monday after landing in Tokyo. On Tuesday in Japan, Trump met with the country's new Prime Minister Sanae Takaichi.

Global companies have a long list of concerns around the U.S.-China trade war.

Trump's first order of business at the Association of Southeast Asian Nations summit will involve watching over a ceasefire deal between Cambodia and Thailand after he helped broker an end to a deadly...