Nippon Steel Corp (NPSCY) (NISTF), the Japanese firm locked in a prolonged battle to acquire U.S. Steel (X), announced plans on Friday to invest 869 billion yen ($6 billion) domestically to boost production using cleaner furnace technology.

A planned merger of the Japanese and American giants, announced in 2023, has traveled through an election, two presidents and strong union opposition.

Nippon Steel investors and analysts are asking if its $15-billion deal to buy U.S. Steel , backed but not yet approved by President Donald Trump, is positive for the near term, even if its hopes for strong U.

Nippon Steel plans to spend $14B on US Steel's operations including up to $4B in a new steel mill if the Trump administration approves its takeover bid, Reuters reports.

President Donald Trump cleared Nippon’s bid for U.S. Steel on Friday, referring to the deal as a “partnership.”

Nippon Steel plans to invest over 860 billion yen ($5.98 billion) to introduce electric furnaces at its three domestic plants to reduce carbon emissions, public broadcaster NHK said on Friday.

U.S. Sen. David McCormick says an arrangement for Japan-based Nippon Steel to invest in U.S. Steel will guarantee a U.S. CEO.

Nippon Steel Corp., the Japanese company embroiled in lengthy battle to buy US Steel Corp., said it plans to spend 869 billion yen ($6 billion) at home to expand output from cleaner furnaces.