This app is a browser-based disaster support tool that provides one-stop access to essential information during emergencies.
By leveraging public APIs, you can view earthquake information, evacuation site search, disaster news, and preparedness checklists all on a single screen.
It also supports multiple languages (Japanese, English, Korean, Chinese), making it useful for foreign residents in Japan.
- ⏱ Real-time updates: Automatically fetches the latest earthquake data every minute
- 🏠 Regional settings: Select from all 47 prefectures (saved in your browser)
- 🔔 Personalized display: Prioritizes earthquakes in your selected region
- 🎨 Visualized intensity: Card colors change according to seismic intensity for quick risk recognition
- 📍 Search from current location: Uses device geolocation to display nearby evacuation sites (demo data for now)
- 🗺️ Route guidance: Linked with Google Maps for evacuation routes
- 📰 Latest news: View disaster and weather news provided by NHK
- 🔗 Official article links: Tap to read full details on NHK’s official website
- 🎒 Visualized preparedness:
- Emergency go-bag
- Home stockpile
Organized into two categories for easy tracking
- 💾 Progress saved: Your checklist is stored in the browser and remains available on return visits
- 🌏 Available in 4 languages:
- Japanese
- English
- Korean
- Simplified Chinese
Switch the UI language with a single tap.
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Download
Getmoshimo-sonae-app-v3.htmlfrom the repository -
Open in browser
Simply open the file in any modern browser to start using the app -
Set your region
Go to the "Earthquake Info" tab and select your prefecture from the dropdown list
- Frontend: HTML, JavaScript, Tailwind CSS
- Earthquake Data API: P2P Earthquake Information API
- News Feed: NHK Disaster & Weather RSS feed
- Location Services: Browser’s built-in Geolocation API
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The evacuation sites shown in the “Evacuation Site Search” feature are demo data only.
Always check your local government’s official information during an actual evacuation. -
An internet connection is required to use this app.