Japanese occupation of New Guinea

New Guinea
ニューギニア (Nyū Ginia)
Niugini
1941–1945
Anthem: "Kimigayo"
1943 Japanese map of New Guinea
StatusMilitary occupation by the Empire of Japan
CapitalHollandia
Common languagesJapanese
Tok Pisin, Dutch, English, Other
Territorial commander 
 1942–1945
Hatazō Adachi
Historical eraWorld War II
 Capture of New Ireland
January 1941
23 January 1942
November 1944
 Surrender
15 August 1945
Preceded by
Succeeded by
Dutch East Indies
Territory of New Guinea
Dutch East Indies
Territory of New Guinea
Today part of Indonesia (West Papua)
 Papua New Guinea

The Japanese occupation of New Guinea was the military occupation of the island of New Guinea by the Empire of Japan from 1941 to 1945 during World War II when Japanese forces captured the city of Rabaul.