List of Mitsubishi A6M Zero operators
The Mitsubishi A6M Zero was the most well-known Japanese warplane of World War II. A6M Zeros were predominantly used by the Imperial Japanese Navy (IJN) on aircraft carriers, and also by its land-based fighter units. At the start of the Pacific War in 1941, the A6M constituted about 60% of the IJN fighter force.
Source: Wikipedia — List of Mitsubishi A6M Zero operators (CC BY-SA 4.0)