Rubuta ci gaba don wannan sakin layi - Dozin hare-haren sama da aka kai a Arewacin Ostiraliya a cikin 1942 da 1943 sun kasance ƙananan ƙananan kuma suna da nufin hana ƙungiyoyin iska na Allied da ke zaune a can daga kai hari ga matsayin Japan. Harin da aka kai kan Sydney Harbour a watan Mayu na shekarar 1942 yana da burin karkatar da sojojin Allied daga tsibirin Midway kafin yunƙurin Jafananci na kama shi da kamfen na jirgin ruwa na Japan na gaba a gabar gabashin Ostiraliya a cikin 1942 da 1943 ƙoƙari ne na karya layin samar da kayayyaki tsakanin Ostiraliya da New Guinea yayin Yaƙin New Guinea. Bugu da ƙari, ƙoƙarin Jafananci don kama Port Moresby a New Guinea ta hanyar ci gaba tare da Kokoda Track
da kuma sauka a Milne Bay tsakanin Yuli da Satumba 1942 da nufin kama garin don kammala Japan ta tsaro kewaye a yankin. Da zarar an amintar da shi, za a yi amfani da Port Moresby a matsayin tushe wanda jiragen saman Japan za su iya mamaye Torres Strait da Coral Sea, kuma ba don tallafawa mamayewar Ostiraliya ba.