The U.S. inked Technology Prosperity Deals (TPD) with Japan and South Korea with an eye toward spurring collaboration on AI, semiconductors, quantum computing, biotech, space, 6G and other technologies.

Trump and Japanese Prime Minister Sanae Takaichi committed to strengthening U.S.-Japan defense ties and deterrence in the Indo-Pacific region.

Japanese semiconductor manufacturer Rapidus has successfully prototyped a 2-nanometer generation GAA transistor, marking its first step as a nationally backed company. However, mass production will require funding of 5 trillion yen and the securing of highly skilled personnel,

TOKYO (Reuters) -Japan's Nikkei share average surged past the key 51,000 level for the first time on Wednesday, underpinned by investor optimism over artificial intelligence sector investments.

Japanese Prime Minister Sanae Takaichi emphasized in a policy address on Friday that it is necessary for Japan to build a strong economy and said that turning the country into "the world's most AI-friendly country for development and utilization" and a "new technology-oriented nation" are among her goals.

The Tokyo Mobility Show is highlighting more than just cars or the types of fuel they use from electric to hydrogen, but also various kinds of futuristic transport.

Hyundai Motor Co., South Korea's leading carmaker, said Wednesday it will promote its hydrogen fuel cell electric vehicle (EV) technologies at this year's Japan Mobility Show ahead of the planned launch of its new hydrogen-powered model.

TOKYO (Reuters) -- Japanese technology group NEC will pay about $2.89 billion to acquire U.S.-based telecoms and broadband software company CSG Systems, it said on Wednesday. The acquisition, expected to close in 2026, will be financed through a combination of cash on hand and external debt, NEC said.