Nakagusuku Castle is a gusuku in the village of Kitanakagusuku, Okinawa, Japan. It is one of a number of castles built on the island of Okinawa by the Ryukyu Kingdom now in ruins.
Wikipedia https://en.wikipedia.org/wiki/Nakagusuku_Castle
Address Japan
Coordinates 26°17'1.89" N 127°48'2.946" E