Kõinastu
Kõinastu is a 2.62 km² islet in the southern part of the Väinameri Sea, Estonia. Administratively, it forms Kõinastu village which is part of Saaremaa Parish, Saare County. Kõinastu has a population of 4, as of 2011. There is a light beacon on Kõinastu.