FILE - A staff enters doorway next to Nippon Steel logo at the company's Kashima Plant in Kashima, Japan on Friday, Dec. 6, 2024. (AP Photo/Ayaka McGill, File)

FILE - This April 26, 2010, file photo shows the United States Steel logo outside the headquarters building in downtown Pittsburgh. (AP Photo/Gene J. Puskar, File)

Eiji Hashimoto, chairman and CEO of Nippon Steel Corporation, walks to a press conference at their company headquarters Tuesday, Jan. 7, 2025, in Tokyo. (AP Photo/Eugene Hoshiko)

Eiji Hashimoto, chairman and CEO of Nippon Steel Corporation, attends a press conference at their company headquarters Tuesday, Jan. 7, 2025, in Tokyo. (AP Photo/Eugene Hoshiko)

Eiji Hashimoto, chairman and CEO of Nippon Steel Corporation, attends a press conference at their company headquarters Tuesday, Jan. 7, 2025, in Tokyo. (AP Photo/Eugene Hoshiko)

Eiji Hashimoto, chairman and CEO of Nippon Steel Corporation, speaks during a press conference at their company headquarters Tuesday, Jan. 7, 2025, in Tokyo. (AP Photo/Eugene Hoshiko)

Eiji Hashimoto, chairman and CEO of Nippon Steel Corporation, answers a question during a press conference at their company headquarters Tuesday, Jan. 7, 2025, in Tokyo. (AP Photo/Eugene Hoshiko)

Eiji Hashimoto, chairman and CEO of Nippon Steel Corporation, delivers a speech on U.S. Steel during a press conference at their company headquarters Tuesday, Jan. 7, 2025, in Tokyo. (AP Photo/Eugene Hoshiko)