At least 3,964 people were hospitalized due to heatstroke in Japan, an increase of 737 people compared to last week, internal affairs and communications minister Takeaki Matsumoto told a press conference in Tokyo, according to Report.
Over half of those affected are aged people, he said while calling on the population to take basic steps to prevent heatstroke, including regular consumption of sufficient water amounts.
He noted that all those cases were registered between July 3 to July 9.
Heatstrokes cause hospitalization of tens of thousands of people and leads to hundreds of deaths in Japan every year.
Over the past days, the air temperature rose above 35C in numerous parts of the country.