Acquisition of Japan Steel to U.S. Companies Expected to Strengthen Cooperation on Decarbonization and Other Issues Chairman of the Japan Iron and Steel Federation. Japan Steel announced on the 18th that it has reached an agreement between the two companies to acquire US Steel, a major American steel manufacturer. The purchase amount is expected to reach about 2 trillion yen. The success of this acquisition proposal will further deepen the cooperation between the Japan and the U.s. steel industry, with a focus on carbon neutrality.