Both plans started in July, but by mid-September, the Battle for Guadalcanal took priority for the Japanese, and troops in New Guinea were ordered to withdraw from the Port Moresby area to the northern part of the island, where they faced Australian and United States troops in the Battle of Buna-Gona.
Os dous plans deron comezo en xullo, pero cara a mediados de setembro a batalla de Guadalcanal fíxose prioritaria para os xaponeses, que ordenaron un traslado de tropas de Nova Guinea na zona de Port Moresby cara ó norte da illa, onde se enfrontaron a tropas estadounidenses e australianas na batalla de Buna-Gona.