Lake Man (漫湖, Manko) is an area of wetlands in Okinawa that is located between the cities of Naha and Tomigusuku, and within Manko Park. Despite being called "Lake Man", it is in fact a wetland and not a lake. Lake Man covers .11 square kilometres (0.042 sq mi).Lake Man is close to Naha Port, located at the confluence of the lower reaches of the Kokuba River and the Noha River, to the south of Naha.