From May 1945, the "150th division" was tasked with the coastal defense of the North Jeolla Province and South Jeolla Province, with garrisons in Jeongeup (headquarters and barrage artillery), and 431st infantry regiment on Daejeon-ri island, and Jangseong County (429th infantry regiment and automatic cannon company). Also, the 430th, 432nd infantry regiments and the rest of units were deployed at Mokpo. After the Soviet invasion of Manchuria the division was ordered to move and by the time of surrender of Japan 15 August 1945 was in Gunsan.