Inside the imperial palace in Tokyo, Prime Minister Koiso Kuniaki stood uneasily before his Emperor Hirohito and apologized for the catastrophe that had just befallen his majesty’s army and navy at the hands of the Americans on and around the Philippine island of Leyte. In the fierce land and sea combat that lasted from October 17 to December 24, 1944, the backbone of the Japanese fleet, as well as some 65,000 troops and hundreds of aircraft, were erased from the order of battle. When the Emperor reminded Koiso that he’d promised Leyte would be a repeat of Japan’s 1582 victory at Tennozan, the prime minister sheepishly mumbled that Luzon, not Leyte, would be the Kentai Kessen, “decisive battle,” that would once and for all destroy the Americans and their allies advancing ever closer to the home islands.
Luzon was the main island in the Philippines archipelago, and site of…