Japan’s best-known activist investor announces a tender offer for Toshiba Machine Co., which is embroiled in a controversial takeover battle for NuFlare Technology Inc.

At his explosive news conference in Beirut on Wednesday, Carlos Ghosn claimed Japanese still love him, and haven't fallen for the image of the "cold, greedy dictator," as he says Tokyo prosecutors have sought to paint him. The reality is more complicated. He was once ...

In Tokyo and want to watch this weekend's Mayweather-McGregor superfight? You won't need a satellite dish or a sports bar — just an app. Japan's boxing fans can view the $500-million bout, the richest global sporting event this year, with their smartphone and a $15 ...

Shortly after the alert sounded at 9:10 p.m., Yahoo Japan Corp.'s risk team knew it had a problem. More than 20 million usernames and passwords belonging to its customers were being dumped into a file, primed to be stolen. "What the hell are you doing?" ...