Rubuta ci gaba don wannan sakin layi - A farkon Yakin Pacific, Jafananci sun sauka a arewa maso yammacin Borneo kuma da sauri sun kama mahimman man fetur na yankin, wanda ya fara ba da gudummawa ga ƙoƙarin yaƙinsu a shekara ta 1943. Ƙoƙarin Allied don hana kwararar man fetur ya iyakance ga yawan hare-haren jiragen sama a lokacin da ake ciki yayin da kokarin da Allied ya yi a kan kasar Philippines. Duk da haka, a ƙarshen 1944 <unk> farkon 1945 Allies sun fara shirin ayyukan don dawo da yankin. Ayyukan Allied don sake kama Labuan
da Brunei Bay an shirya su a tsakiyar watan Yuni 1945. Don tallafawa wannan, Ma'aikatar Binciken Sabis na Australiya (SRD) ta ƙaddamar da Operation Agas a watan Maris na shekarar 1945, ta amfani da ma'aikatan Z Special Unit. Wannan aikin yana da manyan manufofi guda biyu: don tattara bayanan sirri da kuma horar da 'yan asalin ƙasar don gudanar da yakin basasa a kan Jafananci. Daga baya, an gudanar da jerin ayyuka guda biyar a yankunan da Japan ta mamaye na Arewacin Borneo a cikin matakan karshe na yakin karkashin jagorancin Operation Agas <unk> kalmar Malay don sandfly <unk> wanda aka gudanar tare da Operation Semut a Sarawak. Sojojin Japan da ke mamaye arewacin Borneo a wancan lokacin sun fito ne daga Rundunar Soji ta 37.