Sony will leverage its streaming technology to bring PlayStation games to devices other than dedicated consoles as part of its ongoing turnaround, but said gaming profits will still suffer and lowered sales targets for its smartphones and cameras.
Toshiba said it will soon begin mass producing a new type of 64Gbit NAND flash that is the smallest and fastest in its class, though it still lags rival Samsung Electronics in the development of an even denser flash technology.
Yahoo Japan, the country's largest Web portal, said up to 22 million user IDs may have been leaked during a hack that was discovered last week.
Samsung will host a US$800,000 contest for developers that build apps for the Galaxy S4 using the company's peer-to-peer software interface.
A Japanese government institute has warned that satellite transmissions, GPS readings, and power lines could be affected over the next two weeks if a recent spate of solar flares continues.
Japan's Sharp booked another huge loss on Tuesday, and unveiled its latest turnaround plan, which includes relying on partnerships with Samsung Electronics and Foxconn Technology Group for business, sacking top management, and expanding into new fields such as robotics.
Sony will soon launch a flexible e-reader device that is less than 7mm thick and weighs 358 grams, targeted for use in university classrooms.
NTT DoCoMo, Japan's largest mobile carrier, will use location data from its 61.5 million subscriber devices to build a platform that monitors traffic conditions across the country.
Pioneer will soon launch a new car navigation system in Japan that uses dashboard cameras to scan the road ahead for approaching street signs and other cars, and will share images of road conditions with other vehicles.
Sony made good on a promise to return to profitability after offloading a number of valuable assets last year, but its core electronics business is still losing money.
Panasonic has developed a tiny, low-power chip for sensor networks and Internet-connected appliances, which it says is the first to support a broad range of frequency bands.
Toshiba is set to launch a portable USB hard drive that comes with PC or Mac software that can turn it into an Internet-accessible file server.
Softbank's CEO, in a battle with Dish Network to acquire U.S. mobile operator Sprint Nextel, slammed a US$25.5 billion offer made by Dish, saying it is based on "imaginary" numbers and would create a company with "insane" amounts of debt.
Samsung Electronics said its Galaxy S3 and Note 2 helped it to defy a shrinking smartphone market in the first quarter, boosting its overall profits by 42 percent from a year ago.