广西读者陈捷想了解二战时期日本的伊-400级潜艇的建造情况、技术性能及最后的结局。该级潜艇是日本根据1942年的“改五计划”建造的,与以前搭载飞机的潜艇不同,该型潜艇是作为水上歼击机母舰建造的。排水量3530吨,是二战时期各国潜艇之最,以14节航速航行时最大续航力为37500海里,可突袭美国东海岸的主要城市。原计划建造18艘,后因战况恶化,削减至5艘,为弥补攻击力的不足,将舰载机从2架增至3架。在当时资源和劳 Guangxi reader Chen Jie would like to know about the construction of Japan's submarine-400 submarines during the World War II, technical performance and the final outcome. This submarine was built by Japan under the “Plan Five” in 1942. Unlike previous submarines equipped with aircraft, the submarine was built as a whaler. The displacement of 3530 tons, is the most submarine World War II during the voyage at 14 knots maximum range of 37,500 nautical miles, can attack the major cities on the east coast of the United States. The original plan to build 18, due to deteriorating combat conditions, reduced to 5, to make up for the lack of attack, the carrier-based aircraft from 2 to 3 aircraft. At the time resources and labor