Heatstroke in Japan: Simple Guide for Foreign Residents
How to prevent heatstroke at work, school, home, and during summer disasters in Japan.

- Heat Can Be Dangerous
- Check Warning Information
- Drink and Rest
- Watch Symptoms
- Call for Help
Heat Can Be Dangerous
Japanese summers can be very hot and humid. Heatstroke can happen at work, school, home, outside, or during power outages.
Check Warning Information
Check weather, heatstroke alerts, and workplace or school instructions. Avoid hard activity during dangerous heat when possible.
Drink and Rest
Drink water, use salt or oral rehydration when needed, rest in cool places, and use air conditioning if possible.
Watch Symptoms
Dizziness, headache, nausea, heavy sweating, no sweating, confusion, and weakness can be warning signs.
Call for Help
If symptoms are serious or a person cannot drink or respond normally, call 119 or seek urgent medical help.
This article is based on official public information and is written in simple English. Procedures may differ by person and city. Please check the official page or a consultation office for your own case.
Source: https://www.wbgt.env.go.jp/en/
