a Japonic-speaking East Asian ethnic group indigenous to the Ryukyu Islands, which stretch between the islands of Kyushu and Taiwan.

The , also Lewchewan or Luchuan, are the indigenous languages of the Ryukyu Islands, the southernmost part of the Japanese archipelago.

The Ryukyuan religion, Ryūkyū Shintō, Nirai Kanai Shinkō, or Utaki Shinkō is the indigenous belief system of the Ryukyu Islands.

The form one of two branches of the Ryukyuan languages.

Americans who are fully or partially of Ryukyuan descent.