Please note that the content of this book primarily consists of articles available from Wikipedia or other free sources online. Pages: 63. Chapters: World War II Japanese bombers, World War II Japanese fighter aircraft, World War II Japanese ground attack aircraft, World War II Japanese patrol aircraft, World War II Japanese reconnaissance aircraft, World War II Japanese trainer aircraft, World War II Japanese transport aircraft, World War II jet aircraft of Japan, Mitsubishi A6M Zero, Kawasaki Ki-56, Nakajima Ki-201, Kawasaki Ki-61, Kawanishi N1K, Nakajima Ki-43, Kawasaki Ki-100, Nakajima Ki-84, Nakajima Ki-27, Mitsubishi G3M, Mitsubishi J8M, Mitsubishi A5M, Nakajima Ki-44, Mitsubishi J2M, Mitsubishi Ki-46, Nakajima Kikka, Nakajima J1N, Aichi B7A, Kawasaki Ki-60, Mitsubishi Ki-30, Ky sh J7W, Kawanishi H8K, Kawanishi H6K, Yokosuka K4Y, Mitsubishi A7M, Yokosuka E5Y, Mitsubishi Ki-57, Kawasaki Ki-96, Yokosuka E14Y, Kawasaki Ki-102, Aichi S1A, Yokosuka K5Y, Mitsubishi F1M, Mitsubishi Ki-83, Kayaba Ka-1, Ky sh K11W, Mitsubishi Ki-202, Hiro H4H, Kawanishi Baika, Hiro H1H, Nakajima Ki-116, Kawasaki Ki-64, List of aircraft engines in use by Japan during World War II, Kokusai Ku-7, Kokusai Ku-8, Yokosuka MXY9, Maeda Ku-1, Maeda Ku-6, List of Japanese trainer aircraft during World War II. Excerpt: The Kawasaki Ki-61 Hien (, roughly "flying swallow") was a Japanese World War II fighter aircraft used by the Imperial Japanese Army Air Force. The first encounter reports claimed Ki-61s were Messerschmitt Bf 109s: further reports claimed that the new aircraft was an Italian design, which led to the Allied reporting name of "Tony," assigned by the United States War Department. The Japanese Army designation was "Army Type 3 Fighter" ( ). It was the only mass-produced Japanese fighter of the war to use a liquid-cooled inline V engine. Over 2.500 Ki-61s were produced, first seeing action around New Guinea in 1943, and continuing to fly combat missions throughout the war. K...