Donald Trump’s recent announcement to impede Nippon Steel’s (OTC:NPSCY) proposed acquisition of United States Steel (NYSE:X) could have significant implications for Japan. The potential failure of the $15 billion deal may prompt Japanese companies to adopt a more cautious approach to future acquisitions in strategic sectors. What Happened: Trump’s threat to thwart Nippon Steel’s acquisition of U.S. Steel, if he is re-elected, has sparked concerns among Japanese investors, reported Reuters on Monday. The deal, which symbolizes the limits of “friendshoring” between allies, is already facing crit…