A municipal airport dubbed "Marine Air" has been inaugurated for 27 domestic round-flights to and from Tokyo and elsewhere a day, posing a heavy financial burden of more than 300 billion yen on the local government.
Yellow sand, which tends to increase year by year probably because of the desertification of inland China, could pose health hazards since air pollutants have been detected around the sand particles.
The heat waves that hit Japanese cities every summer pose a serious health risk to urban residents.
A record number of people came down with heat stroke and other heat related health problems in one major city after another last summer, with the combined number of such patients in tokyo and 17 other major cities exceeding 5,000.
The Chief Cabinet Secretary has advised people not to install the free file exchange software, Winny, as the leakage of information through virus-infected PCs using the software has been posing a social problem.
An increasing number of young people called "NEETs" (Not in Education, Employment or Training) are posing a new employment problem to influence Japan's social security in areas such as pensions and health insurance.