Published by 東京都総務局総合防災部防災管理課 on Sep 5, 2024

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Why should I report an Issue with Disaster Preparedness Tokyo?

  1. AppContacter will directly Email your issue/feedback to an apps's customer service once you report an issue and with lots of issues reported, companies will definitely listen to you.
  2. Pulling issues faced by users like you is a good way to draw attention of 東京都総務局総合防災部防災管理課 to your problem using the strength of crowds.
  3. Importantly, customers can learn from other customers in case the issue is a common problem that has been solved before.
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About Disaster Preparedness Tokyo

1. My Timeline is a sheet that people can use to prepare for storm and flood damage and organize appropriate disaster preparedness actions in advance to prevent panicking in the event of an emergency.

2. You can also create your own evacuation route as a “My Route”, which is useful for evacuation in the event of a disaster, and registering it in advance allows you to check it even when you are not connected to the internet.

3. With the concept of “play,” “learn,” and “use,” this app provides basic knowledge on disaster preparedness which can be taken in while playing on the app, as well as disaster preparedness booklets, disaster prevention maps, and other content useful during a disaster.

4. Create and register a group with family and friends within the app to send and receive messages among each other, including location information, in the event of a disaster.

5. This play-based content in which users earn points by using the app and correctly answering disaster preparedness quiz questions is designed to make your Bosai City a place with a high degree of disaster preparedness.

6. Search for and confirm the locations of various disaster preparedness facilities and other facilities on a map.

7. Additionally, app includes area danger level maps that provide danger levels for selected locations, as well as flood damage risk maps that visually depict the estimated inundation areas for selected locations.

8. Through different scenarios, it introduces food to stockpile, indoor preparations, items to prepare, and other actions to take in advance of an emergency occurring.

9. Quizzes cover a wide range of topics related to disaster preparedness.

10. You can check for Evacuation, Weather, Earthquake, Tsunami, and Volcano information in the Tokyo Metropolitan area, as well as, the area registered by yourself.

11. The offline map function lets you check maps even when not connected to the internet if you download the necessary municipality maps.

Disaster Preparedness Tokyo Customer Insights

1. I downloaded a different app just to make sure it wasn't my phone or connection.Not all of the app is in English, and there is no alarm system to warn of Earthquakes, etc.

2. During typhoon #19, I was trying to download the app because it claims to have news and alerts in English.

3. I can easily get emergency information from the internet, so this app isn't useful.Great App! Everyone going to Japan or living there from abroad should use this.

4. It failed to download, saying "Could not connect to the internet" over and over again.

5. Thank you for this app!A lot of good tips.

Steps to Troubleshoot & Fix Disaster Preparedness Tokyo Issues

1. Fix Disaster Preparedness Tokyo Not Working/Crashes/Errors/Unresponsive & Black/White screen:


  1. Restart Disaster Preparedness Tokyo: Restarting the app will resolve most errors.
  2. Update the Disaster Preparedness Tokyo App. Here is how:
    1. On Android goto PlayStore » Search for "Disaster Preparedness Tokyo" » Open Disaster Preparedness Tokyo » click "Update".
    2. On iPhone, goto AppStore » Your profile » Available Updates » Check for Disaster Preparedness Tokyo » click "UPDATE".
  3. Clear Disaster Preparedness Tokyo app cache: Clearing cached data will force your app to retrieve the latest data directly from Disaster Preparedness Tokyo servers.
    1. On Android, goto Settings » Apps » Select "Disaster Preparedness Tokyo" » click Storage » click "Clear Cache".
  4. Check Disaster Preparedness Tokyo app permissions. If any of these permissions required to use your device's features are disenabled, Disaster Preparedness Tokyo might not work.
  5. Uninstall and reinstall Disaster Preparedness Tokyo. If nothing else has worked, completely uninstall Disaster Preparedness Tokyo then reinstall.
  6. Restart your device. Last, restarting your device can often clear most problems causing Disaster Preparedness Tokyo not working


2. Fix Disaster Preparedness Tokyo Server issues & Internet Connection


  1. Check network connection: An unstable Internet will make Disaster Preparedness Tokyo be unable to connect to it's servers. Ensure your wi-fi is working then restart app.
  2. Disable VPN: VPN can cause connection errors and lead to Disaster Preparedness Tokyo not working. Make sure all VPNs are off
  3. Enable background data: When Background data is turned off, Disaster Preparedness Tokyo may not be able to connect to the Internet when running in the background.

Reported Issues