The Battle Hostile_encounter of the Koromokina Lagoon was fought Hostile_encounter between the United States Marine Corps and Imperial Japanese Army forces Military_operation on Bougainville Island .

The Japanese soldiers landed Self_motion from four destroyers near Koromokina Lagoon on the night of 7 November and engaged Hostile_encounter two battalions of U.S. Marines from the 3rd and 9th Marine Regiments under the command Control of Major General Allen H. Turnage .