People across Japan have been urged to take precautions against a heatwave that has killed about 30 people.

Thousands more have sought hospital treatment for heat-related conditions over the past two weeks.

Temperatures reached 40.7C (105F) in central Japan earlier this week, a five-year nationwide peak.

In the city of Kyoto temperatures have stood above 38C (100.4F) for seven days in a row for the first time since records began in the 19th Century.

The Japanese education ministry told schools to take thorough measures to prevent heat stroke after a six-year-old boy died following an outdoor class in Aichi Prefecture on Tuesday.

Japan’s meteorological agency urged people to drink sufficient water to prevent heat exhaustion