The remainder of the division was transferred from Manchukuo to the Philippines under the command of General Yamashita Tomoyuki's 14th Area Army, and under the name of  “Shimbu Group”, was wholly made responsible for the defense of southern Luzon. Suffering severe casualties, the remnants of the command was assigned to the IJA 41st Army in March 1945.
After suffering significant casualties, the remaining portion of the division was transferred from Manchukuo to the Philippines under General Yamashita Tomoyuki's 14th Area Army and given the name "Shimbu Group." They were solely responsible for defending southern Luzon.  In March 1945, the remnants of this command were assigned to the IJA 41st Army.