Bloomberg Toshiba Corp. sued Western Digital Corp. in a Japanese court, asking for 120 billion yen ($1.1 billion) in damages and seeking to stop the US company from interfering in the sale of its chip unit, escalating a legal tussle between the companies. The litigation, filed on Wednesday in Tokyo District Court, seeks to stop Western Digital from making ownership …

Bloomberg China plans to ban coal imports starting July 1 at ports that were set up through approvals by provincial authorities, the latest move by President Xi Jinping’s government to exert stricter control on the market. Ports in the world’s largest consumer of the fuel that were approved under the authority of the State Council will still be able to …

Bloomberg Takata Corp. shares tumbled as much as 69 percent to a record low as the Tokyo Stock Exchange removed daily limits on the stock’s price declines following the company’s bankruptcy protection filings in Japan and the US The stock traded at 35 yen as of 11:21 a.m. in Tokyo trading. Shares of the air-bag maker have slumped 91 percent …