The Kagoshima Prefecture Nuclear Disaster Prevention App is designed to provide information on nuclear disaster situations and support evacuation efforts for residents. This app integrates a system to facilitate smooth procedures during nuclear disasters, utilizing QR codes for efficient processing at evacuation centers. Users can receive evacuation notices from local authorities through the app, previously broadcasted via TV, radio, or emergency broadcasts. Additionally, users can check the ambient radiation levels at the nearest monitoring posts from their current location. The app also allows users to search for designated evacuation routes based on regional disaster plans, including utilizing GPS to find the nearest evacuation routes from their current location.