Save Type Region Usage Japanese Scripts オーストララシア(Japanese Katakana) Pronounced Pron. /o̞ː.sɨ̥ᵝ.to̞.ɾa̠.ɾa̠.ɕi.a̠/ [key·simplify] Other Forms FormsOsutorarashia, Ousutorarashia Meaning & History Japanese form of Australasia.