The Okamura N-52 was a Japanese two-seater side-by-side, open cockpit light monoplane first flown in 1953. The Okamura N-52 was a low-wing cantilever monoplane of mixed construction powered by a Continental A65 or C85 four-cylinder horizontally-opposed air-cooled engine providing a top speed of 175 kmh or 192 kmh depending upon engine and a range of 490 km. Research Okamura N-52
 
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