Set to begin in November 1945, Operation Olympic was intended to capture the southern third of the southernmost main Japanese island, Kyūshū, with the recently captured island of Okinawa to be used as a staging area.
Operation Olympic, der var sat til at begynde i oktober 1945, havde til formål at erobre den sydlige tredjedel af den sydligste japanske hovedø Kyūshū, med den nyligt erobrede ø Okinawa, som et opstillingsområde.