Afterwards, the 158th RCT turned northward to meet the Japanese Fuji Force defenses at Mt. Maculot in Cuenca on March 19. The 158th RCT disengaged the Japanese on March 23 and were relieved by the 11th Airborne's 187th Glider Infantry Regiment. Another 11th Airborne Division task force, the 188th Infantry was ordered to dispatch troops around Batangas City and its remaining frontiers. Meanwhile, the 11th Airborne Division's 511th Parachute Infantry Regiment had begun the opening of the Lipa corridor at Santo Tomas and Tanauan before being relieved by the 1st Cavalry Division and moving via Tagaytay to Bauan and San Jose.