"Yasu City Disaster Prevention App" is the official disaster prevention app of Yasu City, where you can easily receive disaster prevention information and disaster information of Yasu City. Anyone can use it free of charge regardless of normal times or disasters. [Main functions] ◆ Notification function Various information such as evacuation information from the city, J-alert and weather information can be pushed and confirmed. In an emergency, the siren and voice will be played automatically.