The Mitsubishi Ki-30 (九七式軽爆撃機 Kyunana-shiki keibakugekiki?) was a Japanese light bomber of World War II. It was a single-engine, mid-wing, cantilever monoplane of stressed-skin construction with a fixed tailwheel undercarriage and a long transparent cockpitcanopy. The type had significance in being the first Japanese aircraft to be powered by a modern two-row radial engine. During the war, it was known by the Allies by the name Ann.