This app offers a unique approach to disaster prevention by incorporating elements of play, learning, and practical use. Users can play games and engage with the app while gaining basic knowledge on disaster prevention. The app also provides useful content that can be accessed during a disaster. Users have the flexibility to customize their experience by selecting menus according to their preferences. The app includes features such as browsing and searching the disaster preparedness books "Disaster Preparedness Tokyo" and "Tokyo Disaster Readiness Guide," a simulation mode to learn about emergency actions, quizzes to test knowledge on disaster prevention, and a checklist for food stockpiles and home preparations. The app also offers a comprehensive disaster preparedness map, which includes information on evacuation sites, disaster prevention facilities, and support stations. Users can navigate to their desired destination using the app's offline map function. The app provides area danger level maps and flood damage risk maps, allowing users to assess the potential risks in their location. Additionally, the app offers an emergency alarm feature that sends location-based information to registered friends and family members. Users can also access the latest disaster information, including evacuation, weather, earthquake, tsunami, and volcano updates. The app includes a raincloud radar to track the movement of rainclouds and tropical cyclone information. Safety confirmation of friends and family members can be done through cross-sectional information search using various services. The app also provides a collection of multi-lingual phrases for requesting help during emergencies. Furthermore, the app offers links to the "Disaster Preparedness Tokyo" Twitter account, where important tweets are push notified to users. This ensures that users stay updated with the latest information from the Tokyo Metropolitan Government, even during emergencies. The app also provides links to the Tokyo Disaster Preparedness Website, which offers additional useful information on storm and flood damage, as well as municipal disaster preparedness pages. Users can find all the necessary information in one place, including links to official municipality websites, disaster preparedness websites, social media, and other apps. The app also features Tokyo My Timeline, which helps users organize appropriate evacuation behavior personalized to their environment in chronological order.