Okidaitōjima (沖大東島), also spelled as Oki Daitō Island or Oki-Daitō or Oki-no-Daitō, previously known as Rasa Island (ラサ島, Rasa-tō), is an abandoned island in the Daitō Islands group southeast of Okinawa, Japan. It is administered as part of the village of Kitadaitō, Shimajiri District, Okinawa.