Japanese cosmetics maker Kanebo said Monday the number of complaints about skin discolouring from using its whitening products has topped 7,000 from customers both at home and abroad.
Clean-up workers Monday started removing a layer of grey ash that spread across a city in southern Japan after a volcano erupted at the weekend, spewing a plume 5,000 metres into the air.
Japanese rescuers found four bodies Saturday at the scene of a landslide in the north of the country, taking the total death toll from record rainfall to six.
The operator of the crippled Japanese Fukushima Daiichi nuclear plant has started pumping out radioactive groundwater to reduce leakage into the Pacific ocean.
Nagasaki on Friday marked the 68th anniversary of the atomic bombing by the United States during World War II that turned the Japanese city into an inferno.
Tokyo said Thursday it summoned Beijing's envoy after Chinese government ships entered Japanese territorial waters near islands at the centre of a row between the Asian giants.
Tens of thousands gathered at a peace memorial park in Hiroshima on Tuesday to mark the 68th anniversary of the US atomic bombing of the city, as anti-atomic sentiment runs high in Japan.
Japanese biotechnologists on Sunday said they had developed a rice plant with deeper roots that can sustain high yields in droughts that wipe out conventional rice crops.
Japan's gaffe-prone deputy prime minister on Thursday retracted controversial remarks that suggested Tokyo could learn from Nazi Germany when it comes to constitutional reform.
A flexible electrical circuit one-fifth the thickness of food wrap and weighing less than a feather could improve the movement of artificial limbs by tapping into signals from the brain.
President Barack Obama on Wednesday nominated Caroline Kennedy to become US ambassador to Japan, in the biggest foray into public service for John F. Kennedy's sole surviving child.
Voters handed Prime Minister Shinzo Abe a thumping victory in upper house elections Sunday, exit polls showed, likely ushering in a new period of stability for politically volatile Japan.
Japan on Saturday said it had won the rights to explore for cobalt-rich crusts in the Pacific, a move that could reduce its dependence on China for rare metals.
The operator of Japan's crippled Fukushima nuclear plant said Friday it still did not know what caused steam seen inside a reactor building, nor why it was no longer there.
Japan's Panasonic and its subsidiary Sanyo have each pleaded guilty to price-fixing involving auto parts and battery cells, agreeing to pay $56.5 million in fines.
Steam has been spotted in a reactor building at the crippled Fukushima nuclear plant in Japan, its operator said Thursday, but stressed there is no sign yet of increased radiation.
Japan's biggest yakuza organised crime group has published a magazine for its members that includes a poetry page and senior gangsters' fishing diaries.
Japanese broadcasters are refusing to air commercials for Panasonic's new "smart" television, the manufacturer said Monday, amid speculation they feel threatened by its combined TV-Internet function.
Japanese utilities on Monday asked regulators for permission to turn on 10 nuclear reactors, a move that could presage a widespread restart of atomic power more than two years after the Fukushima disaster.