Toyota's quarterly profit rose 13.5 percent to 611.7 billion yen ($5.0 billion) and the automaker kept its annual earnings forecast unchanged despite trimming its expectations for vehicle sales.
Nintendo Co. posted a 3.17 billion yen ($26.3 million) profit for the fiscal second quarter, buoyed by sales growth of portable video game machines and software titles.
Toshiba on Monday reported a first-quarter loss of $102 million after sales fell to a two-and-half-year low, in a fresh blow to the Japanese conglomerate after a huge accounting scandal.
Japan's NEC said Thursday it remained stuck in the red during its fiscal first quarter largely owing to weakness in its telecom division, but was still on track for a full-year profit.
Sony said quarterly profit rose threefold as foreign exchange gains and sales of image sensors and Playstation 4 software helped offset declines elsewhere.
Japanese video game giant Nintendo said Wednesday it swung to a $67 million net profit in the three months to June, owing to a jump in console sales and a weaker yen.
Sony on Wednesday chopped its loss forecast for the just-ended fiscal year owing to a pick up in sales and falling costs in its home entertainment business.
Sony Corp. trimmed its forecast of losses and gave a figure for damages from the Sony Pictures hack, but said it would suffer no significant harm from the cyberattack in the long run.
Japanese information technology firm NEC said Thursday it swung back to profit in the nine months to December, after exiting the smartphone market as part of a broader restructuring.
Nintendo reported a nearly six-fold increase in profit for the first three quarters of the fiscal year Wednesday and raised its earnings forecast as a cheap yen masked weak sales.