This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Uotsurijima Map. Map of Uotsurijima includes most of other Senkaku Islands issued in Japan geocities jp PDJapan Documents of Senkaku Islands Geography of Okinawa prefecture Old maps of Japan
Page 2023 Free-images.com. All images are Public Domain