Overview

• Provisional data show 99,573 people were transported for heatstroke nationwide from May 1 to September 21, surpassing last year’s record of 97,578.
• Deaths in the May–September period reached 116, with 2,201 cases classified as severe and 34,063 as moderate requiring short-term admission.
• August alone accounted for 31,526 transports, including 39 deaths, 11,458 severe or moderate admissions, and 19,936 mild cases.
• Older adults made up 57.2% of patients in the May–September tally, underscoring the elevated risk for people 65 and over.
• Residences were the most common scene in the May–August breakdown (11,579 transports), and cumulative May–September counts were highest in Tokyo (9,268), Osaka (7,145) and Aichi (6,598).