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.

Nippon Steel has yet to say anything about whether it is willing to accept the concept in place of its bid to buy the company.

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.

President Donald Trump’s pivot to champion Nippon Steel Corp.’s bid to buy US Steel Corp. raises the prospect of fresh positive momentum for Japan’s sluggish negotiations with the US over tariff relief.

At the annual security forum in Singapore, U.S. Defense Secretary Pete Hegseth characterizes China as a threat. President Trump celebrates a partnership between Nippon Steel and U.S. Steel, but he's short on specifics.