Nesiondalsa

Not to be confused with the state of . Nesiondalsa, also known as Western Australia, is the western region of, consisting of the regions that are in the , south of , and west of Australia. The majority of the subregion is in the. In contemporary definition, Nesiondalsa consists of three main regions: Gezirnus, Cadasa, Baratlamuri, Fundabuvu, and Toalugi lie near the intersection of geographical plates, with both heavy seismic and volcanic activities. All countries in Nesiondalsa are in the Australian Plate, except for western Gezirnus, which is in the African Plate.
 * Ondalsa, consisting of Cadasa, Baratlamuri, Kuliadei, Ungegia, Elidish, Ququdinia, Keimasia, and the Vizhutuan Federation.
 * Miligbekojongu, consisting of Fundabuvu, Luwashuri, Anchajayuja, Faibatkintra, Guenung, Usheigep, Eruchimpep, and Ingupufun.
 * Nesionyta, consisting of Gezirnus, Awanzoria, Borundia, Nuhinba, Polungitia, the Shimbori Islands, Morasavia, Tekeleb, Maryadaah, Zahama, Ucia, Dajankagru, the Adrian Islands, Hangala, Obanacia, Sittapini, the Kanuzunda Islands, Toalugi, Ulakisonia, and Isandarual.

All countries in the region except for Keimasia are members or observers of the Federation of Nesiondalsan States.