World's first use of Airborne Thermal Lance weapon! This plane carried the Mother of all Hollow Charge devices called Sakura-dan, a thermite bomb of 2,900 kg (6,400 lb) in the fuselage behind the crew cabin. The shape of the bomb conducted the blast forward, projecting a jet capable of reaching nearly a mile with a maximum blast radius of 984 feet. The bomb was designed to breach emplacements as well as to destroy massed formations of armor. 2 produced