Japan’s top business lobby on Friday urged “fairness” in the review of Nippon Steel Corp.’s plan to acquire United States Steel Corp. as Washington is apparently set to block the deal in the run-up to the Nov. 5 presidential election. The Japan Business Federation made the opinion public in a rare statement regarding specific corporate activity after U.S. reports said President Joe Biden’s administration is in the final stage of rejecting the offer by Japan’s largest steelmaker to acquire the Pittsburgh-based firm. The buyout plan “has garnered significant interest among Japanese companies, es…