Japan is full of ruins! This is a map of about 10,000 ruins information that has become a hot topic on the Internet. As much ruin information as possible, from basic ruins to local ones. Communication occurs because Google API is used in the app. ・ This app does not recommend visiting ruins. ・ Since the image of ruins is using Google image search, it does not necessarily match the current situation. An unexpected image may be displayed. ・ The developer is not responsible for any damage caused