Whakaotihia te rerenga e whai ake nei: I te mutunga o te tau 1944, ko te 2nd, 5th, 8th, me te 16th Antiaircraft Artillery (i mua ko te Defense) Battalions i hanga te 1st Provisional Antiaircraft Artillery Group hei whakarite ki te whakaeke i nga Moutere o Hapani. Ahakoa kaore i uru atu ki te Pakanga o Iwo Jima, i tau atu ratou ki Okinawa i te Paenga-whawha 1945. I muri tata iho,
Na te hekenga atu o Hapanihi i whakakorehia ai te nuinga o nga ropu tiaki.