Map of Japan with highlight on Okinawa-ken
<a href="//commons.wikimedia.org/wiki/User:Goran_tek-en" title="User:Goran tek-en">Goran tek-en</a>
CC BY-SA 4.0
Own work based on: <a href="//commons.wikimedia.org/wiki/File:Okinawa_in_Japan.svg" title="File:Okinawa in Japan.svg">Okinawa in Japan.svg</a>