 Important Japanese aircraft targets (numbers 193, 194, 198, 2010, and 1729) were within the city itself, while others (notably 240 and 1833) were to the north of Kagamigahara.It was estimated that they produced between 40% and 50% of Japanese combat aircraft and engines, such as the vital Mitsubishi A6M Zero fighter.The Nagoya area also produced machine tools, bearings, railway equipment, metal alloys, tanks, motor vehicles and processed foods during World War II.