A pre-war Episcopal mission exisited at this location. During the war, it was used by the Japanese as a staging base between bases in New Britain. Used to hide barges there. There is a German era shipwreck there, nothing other than steel there.

Sag Sag Agulupella Trail
A  Japanese trail ran east-west from Sag Sag to Agulupella and Natamo Point. After the discovery of the trail, a composite company of the 7th Marines commanded by Captain Parish landed at Sag Sag, and advanced along the track.

Ki-46-II Dinah Manufacture Number 2485
Force landed early January 1943