Overview

• Local authorities confirmed at least three deaths linked to the heatwave as of June 18.
• More than 220 people have been treated for heat-related illnesses, including at least 57 in Tokyo on Wednesday.
• Fourteen cities logged record-high June temperatures, with central Tokyo hitting 34.4 °C, according to the JMA.
• Elderly residents represent over 80% of heat-related fatalities, prompting targeted public health warnings.
• A 21% surge in foreign visitors in May is increasing challenges for emergency services and health officials.