Nyorai kuenderera mberi kweiyi ndima - 1st Amphibious Brigade yakavambwa musi wa16 Mbudzi 1943 pasi pekutungamira kwaLieutenant General Yoshimi Nishida kubva kuManzukuo-based IJA 3rd Independent Garrison Unit. Pakati paDecember 1943, brigade yakatanga uye yakasvika nguva pfupi gare gare kuTruk, uko yakaiswa pasi peIJN 4th Fleet. Imperial General Headquarters yakaigovera kuEniwetok kuti irwisane neAllied invasion: zvisinei, brigade yakarasikirwa mukunyura kwe "Aikoku Maru" paTruck musi wa17 Kukadzi 1944 panguva yeOperation Hailstone. Vamwe varume 800, kubatanidza Lieutenant General Nishida vakaparadzwa mukati meHondo yeEniwetok
kubva pana 17 kusvika 23 February 1944 neUnited States Marine Corps. Varume vakanga vasara nezvokufambisa vakatumirwa kuPalau uye vakabatanidzwa muIJA 53rd Independent Mixed Brigade muna May 1944.