Japanese tanks of World War II the turret for a second one. Two Type 4 Chi-To tanks are known to be completed prior to the end of the war. Neither of the completed tanks saw combat use. The was the ultimate medium tank developed by the Imperial Japanese Army in World War II. Intended to be a heavier, lengthened, more powerful version of Japan's sophisticated Type 4 Chi-To medium tank, in performance it was designed to surpass the US M4 Sherman medium tanks being fielded by the Allied forces. Originally, the tank was to be fitted with the same Type 5 75 mm tank gun used
Main battle tank (and the corresponding transport and logistical needs). This led to new definitions of heavy and light tank classes, with medium tanks covering the balance of those between. The German Panzer IV tank, designed before the war as a "heavy" tank for assaulting fixed positions, got redesigned during the war with armour and gun upgrades to allow it to take on anti-tank roles as well, was reclassified as a medium tank. The second half of World War II saw an increased reliance on general-purpose medium tanks, which became the bulk of the tank combat forces. Generally, these designs massed about 25-30