"Kochi Prefecture Disaster Prevention App" is a free Android application developed and operated by Kochi Prefecture. This app provides essential information for making evacuation decisions during disasters. Users receive automatic push notifications about weather conditions, evacuation information, river water levels, and the risk of landslide disasters.

One of the main features of this app is the camera function, which allows users to check the changes in river water levels from 24 hours ago to the present. This can be particularly useful in monitoring the potential danger of flooding.

The app also includes a disaster prevention map function, which displays the location and hazard map of established evacuation centers. Users can also access route information to these centers, ensuring they can navigate to safety efficiently.

Additionally, the app offers a group registration feature, allowing users to register their family and neighbors. This enables them to inform their safety status and send out SOS messages if needed.

The app caters to users of all ages with its three different modes: general mode, junior (child) mode, and senior (elderly) mode. This ensures that the app can be easily used by a wide range of people, from children to the elderly.

Overall, the "Kochi Prefecture Disaster Prevention App" provides a comprehensive set of features to help users stay informed and prepared during emergencies. Its push notifications, camera function, disaster prevention maps, and group registration feature make it a valuable tool for disaster preparedness.