2 independently checked trend briefs about this subject, newest first.
headlinez.news detected 2 source-qualified news clusters connected to Kokushobi between July 22, 2026 and July 23, 2026. They span 1 newsroom category and average 8.5 independent sources per brief.
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Japan has introduced the term 'kokushobi' to describe record-breaking temperatures as the nation grapples with a surge in heat-related medical emergencies.
Japan faces record-breaking summer heat as temperatures across the country climb to 40 C, triggering official 'cruelly hot day' designations.