The ‘Imperial Japanese Navy Air Service’ (IJNAS) was the air force of the Imperial Japanese Navy during World War 2. The IJNAS was a powerful air force, and it was responsible for attacking Pearl Harbor and other Allied targets in the Pacific. The IJNAS was equipped with a wide range of aircraft, including fighters, bombers, and reconnaissance aircraft. The IJNAS was also one of the first air forces to use carrier-based aircraft, which gave it a significant advantage in the Pacific Theater. The IJNAS was a highly effective air force, and it played a major role in the Japanese war effort.