19 Jan 2024, 06:27 UTC · By: Otilia Drăgan / Watch the Kawasaki K-Racer-X2 successfully demonstrate the heaviest payload flown by an unmanned helicopter developed in Japan
25 Jan 2022, 09:57 UTC · By: Otilia Drăgan / Watch the Japanese VTOL powered by a supercharged motorcycle engine nail a challenging flight demonstration in a mountainous area