Type 99 Cannon
The Type 99 Mark 1 machine gun and Type 99 Mark 2 machine gun were Japanese versions of the Oerlikon FF and Oerlikon FFL autocannons respectively. They were adopted by the Imperial Japanese Navy (IJN) in 1939 and served as their standard aircraft autocannon during World War II. Adoption In 1935, officers in the Imperial Japanese Navy began to investigate 20 mm automatic cannon as armament for future fighter aircraft.Robert C. Mikesh, ''Zero'', Motorbooks USA, 1994. Their attention was drawn to the family of aircraft autocannon manufactured by Oerlikon, the FF, FFL and FFS. These all shared the same operating principle, the advanced primer ignition blowback mechanism pioneered by the Becker cannon, but fired different ammunition: 20×72RB, 20×101RB, and 20×110RB, respectively. Following the import and evaluation of sample guns, the Imperial Japanese Navy decided in 1937 to adopt these weapons. To produce the Oerlikon guns, a group of retired Navy admirals created a new ... [...More Info...]       [...Related Items...]     OR:     [Wikipedia]   [Google]   [Baidu]   |
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Empire Of Japan
The Empire of Japan, also known as the Japanese Empire or Imperial Japan, was the Japanese nation state that existed from the Meiji Restoration on January 3, 1868, until the Constitution of Japan took effect on May 3, 1947. From Japan–Korea Treaty of 1910, 1910 to Japanese Instrument of Surrender, 1945, it included the Japanese archipelago, the Kuril Islands, Kurils, Karafuto Prefecture, Karafuto, Korea under Japanese rule, Korea, and Taiwan under Japanese rule, Taiwan. The South Seas Mandate and Foreign concessions in China#List of concessions, concessions such as the Kwantung Leased Territory were ''de jure'' not internal parts of the empire but dependent territories. In the closing stages of World War II, with Japan defeated alongside the rest of the Axis powers, the Japanese Instrument of Surrender, formalized surrender was issued on September 2, 1945, in compliance with the Potsdam Declaration of the Allies of World War II, Allies, and the empire's territory subsequent ... [...More Info...]       [...Related Items...]     OR:     [Wikipedia]   [Google]   [Baidu]   |
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Side View Of A Japanese 20mm, Type 99, Mark 1, Oerlikon Fixed Belt Feed Aircraft Cannon (AWM 069551)
Side or Sides may refer to: Geometry * Edge (geometry) of a polygon (two-dimensional shape) * Face (geometry) of a polyhedron (three-dimensional shape) Places * Side, Turkey, a city in Turkey * Side (Ainis), a town of Ainis, ancient Thessaly, Greece * Side (Caria), a town of ancient Caria, Anatolia * Side (Laconia), a town of ancient Laconia, Greece * Side (Pontus), a town of ancient Pontus, Anatolia * Side (Ukraine), a village in Ukraine * Side, Iran, a village in Iran * Side, Gloucestershire, or Syde, a village in England Music * Side (recording), the A-side or B-side of a record * The Side, a Scottish rock band * ''Sides'' (album), a 1979 album by Anthony Phillips * ''Sides'', a 2020 album by Emily King * "Side" (song), a 2001 song by Travis * "Sides", a song by Flobots from the album '' The Circle in the Square'', 2012 * "Sides", a song by Allday from the album ''Speeding'', 2017 Teams * Side (cue sports technique) * Side, a team, in particular: ** Sports team Othe ... [...More Info...]       [...Related Items...]     OR:     [Wikipedia]   [Google]   [Baidu]   |
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Mitsubishi A7M
The Mitsubishi A7M ''Reppū'' (烈風, "Strong Wind") was designed as the successor to the Imperial Japanese Navy's A6M Zero, with development beginning in 1942. Performance objectives were to achieve superior speed, climb, diving, and armament over the Zero, as well as better maneuverability – all parameters that were ultimately achieved towards the end of its development in 1945. However, limitations on Japanese industry towards the end of the war prevented the A7M from ever entering mass production or being deployed for active duty, and it never saw active service. Its Allied reporting name was "Sam". Design and development Towards the end of 1940, the Imperial Japanese Navy asked Mitsubishi to start design on a carrier-based fighter, to meet specification ''16-Shi'' (a designation under a system using regnal years that indicated "1941" – the year in which the specification was formally issued). The fighter would be the successor to the carrier-based Zero. At that time, ... [...More Info...]       [...Related Items...]     OR:     [Wikipedia]   [Google]   [Baidu]   |
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Aichi E16A
The Aichi E16A ''Zuiun'' (瑞雲 "Auspicious Cloud", Allied reporting name Paul) was a two-seat reconnaissance seaplane operated by the Imperial Japanese Navy during World War II. Design and development The Aichi E16A originated from a 1939 specification for a replacement for the Aichi E13A, which, at that time, had yet to be accepted by the Imperial Japanese Navy Air Service (IJNAS).Francillon 1979, p. 284. Disagreements about the requirements in the 14-''Shi'' specification prevented most manufacturers from submitting designs, but, in 1941, a new 16-''Shi'' specification was drafted by the IJNAS around the Aichi AM-22 design, which had already been made by Aichi engineers Kishiro Matsuo and Yasuhiro Ozawa. The first AM-22, which first got the experimental designation Navy Experimental 16-Shi Reconnaissance Seaplane and later the short designation E16A1, was completed by May 1942 and was a conventional, low-wing monoplane equipped with two floats. It had the unusual (for ... [...More Info...]       [...Related Items...]     OR:     [Wikipedia]   [Google]   [Baidu]   |
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Aichi B7A
The was a large and powerful carrier-borne Torpedo bomber, torpedo-dive bomber produced by Aichi Kokuki for the Imperial Japanese Navy Air Service during the Second World War. Built in only small numbers and deprived of the aircraft carriers it was intended to operate from, the type had little chance to distinguish itself in combat before the war ended in August 1945. Design and development The B7A ''Ryusei'' (originally designated AM-23 by Aichi)Francillon 1979, p. 289. was designed in response to a 1941 16-Shi requirement issued by the Imperial Japanese Navy Air Service for a carrier attack bomber that would replace both the Nakajima B6N ''Tenzan'' torpedo plane and the Yokosuka D4Y ''Suisei'' dive bomber in IJN service. It was intended for use aboard a new generation of ''Taihō''-class carriers, the first of which was laid down in July 1941. Because the deck elevators on the ''Taihō''s had a larger square area than those of older Japanese carriers, the longstanding maxim ... [...More Info...]       [...Related Items...]     OR:     [Wikipedia]   [Google]   [Baidu]   |
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Kawanishi N1K-J
The Kawanishi N1K is an Imperial Japanese Navy fighter aircraft which was developed in two forms: the N1K ''Kyōfū'' (, "Strong Wind", Allied reporting name Rex), a floatplane designed to support forward offensive operations where no airstrips were available, and the N1K-J ''Shiden'' (, "Violet Lightning", reporting name George), a land-based version of the N1K. The N1K-J was considered by both its pilots and opponents to be one of the finest land-based fighters flown by the Japanese during World War II. An improved variant, the N1K2-J "Shiden-Kai" (紫電改) first flew on 1 January 1944. The ''Shiden Kai'' possessed heavy armament, as well as surprisingly good maneuverability, due to a mercury switch that automatically extended the flaps during turns. These "combat" flaps created more lift, thereby allowing tighter turns. Unlike the Mitsubishi A6M Zero, the ''Shiden Kai'' could compete against the best late-war Allied fighters, such as the F6F Hellcat, F4U Corsair, and P-51 M ... [...More Info...]       [...Related Items...]     OR:     [Wikipedia]   [Google]   [Baidu]   |
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Nakajima J1N
The is a twin-engine aircraft used by the Imperial Japanese Navy during World War II. A prototype first flew in May 1941. The first full production variant of the ''Gekkō'', the J1N1-C was a reconnaissance aircraft, although many of these underwent field modification into night fighters; in addition, a night fighter variant, the J1N1-S was later put into production. Towards the end of the war, J1N1 pilots also undertook ''kamikaze'' anti-shipping missions. The ''Gekkō'' was given the World War II Allied names for Japanese aircraft, Allied reporting name "Irving". Design and development In mid-1938 the Japanese Imperial Navy requested a twin-engine Fighter aircraft, fighter designed to escort the principal bomber used at the time, Mitsubishi G3M "Nell". The operating range of the standard Navy fighter, the Mitsubishi A5M "Claude", was only 1,200 km (750 mi), insufficient compared with the 4,400 km (2,730 mi) of the G3M. Moreover, at the time, the potential o ... [...More Info...]       [...Related Items...]     OR:     [Wikipedia]   [Google]   [Baidu]   |
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Mitsubishi J2M
The Mitsubishi J2M ''Raiden'' (雷電, "Lightning Bolt") is a single-engined, land-based fighter aircraft used by the Imperial Japanese Navy Air Service in World War II. Its Allied reporting name was Jack. Design and development The J2M was designed by Jiro Horikoshi, creator of the Mitsubishi A6M Zero, to meet the 14-''Shi'' (14th year of the Showa reign, or 1939 in the Western calendar) official specification. It was to be a strictly local-defense interceptor, intended to counter the threat of high-altitude bomber raids, and thus relied on speed, climb performance, and armament at the expense of manoeuvrability. The J2M was a sleek, but stubby craft with its oversized Mitsubishi Kasei engine buried behind a long cowling, cooled by an intake fan and connected to the propeller with an extension shaft. Teething development problems stemming from the engine cooling system, and the main undercarriage members led to a slowdown in production. A continual set of modifications resu ... [...More Info...]       [...Related Items...]     OR:     [Wikipedia]   [Google]   [Baidu]   |
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Mitsubishi G4M
The Mitsubishi G4M is a twin-engine, land-based medium bomber formerly manufactured by the Mitsubishi Aircraft Company, a part of Mitsubishi Heavy Industries, and operated by the Air Service (IJNAS) of the Imperial Japanese Navy from 1940 to 1945. Its official designation is and was commonly referred to by Japanese Navy pilots as due to the cylindrical shape of its fuselage and its tendency to ignite after a hit. The Allied reporting name was "Betty". Designed to a strict specification to succeed the Mitsubishi G3M already in service, the G4M boasted very good performance and excellent range and was considered the best land-based naval bomber at the time. This was achieved by its structural lightness and an almost total lack of protection for the crew, with no armor plating or self-sealing fuel tanks. The G4M was officially adopted on 2 April 1941, but the aforementioned problems would prove to be a severe drawback, often resulting in heavy losses; Allied fighter pilots ... [...More Info...]       [...Related Items...]     OR:     [Wikipedia]   [Google]   [Baidu]   |
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Kawanishi N1K
The Kawanishi N1K is an Imperial Japanese Navy fighter aircraft which was developed in two forms: the N1K ''Kyōfū'' (, "Strong Wind", Allied reporting name Rex), a floatplane designed to support forward offensive operations where no airstrips were available, and the N1K-J ''Shiden'' (, "Violet Lightning", reporting name George), a land-based version of the N1K. The N1K-J was considered by both its pilots and opponents to be one of the finest land-based fighters flown by the Japanese during World War II. An improved variant, the N1K2-J "Shiden-Kai" (紫電改) first flew on 1 January 1944. The ''Shiden Kai'' possessed heavy armament, as well as surprisingly good maneuverability, due to a mercury switch that automatically extended the flaps during turns. These "combat" flaps created more lift, thereby allowing tighter turns. Unlike the Mitsubishi A6M Zero, the ''Shiden Kai'' could compete against the best late-war Allied fighters, such as the F6F Hellcat, F4U Corsair, and P-51 M ... [...More Info...]       [...Related Items...]     OR:     [Wikipedia]   [Google]   [Baidu]   |
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Kawanishi H8K
The Kawanishi H8K is a flying boat used by the Imperial Japanese Navy Air Service during World War II for Maritime patrol aircraft, maritime patrol duties. The World War II Allied names for Japanese aircraft, Allied reporting name for the type was "Emily". The Kawanishi H8K was a large, four-Radial engine, engine aircraft designed for long Range (aeronautics), range and extended endurance on patrols or bombing missions typically flown alone over the ocean. The prototype first flew in January 1941, and H8K1s made their first combat sortie in March 1942. The robust H8K2 "Emily" flying boat was also fitted with powerful defensive armament, for which Allies of World War II, Allied pilots had substantial respect wherever this aircraft was encountered in the Pacific Ocean theater of World War II, Pacific theater. Aircraft historian René Francillon called the H8K "the most outstanding water-based combat aircraft of the Second World War." Design and development At the same time the ty ... [...More Info...]       [...Related Items...]     OR:     [Wikipedia]   [Google]   [Baidu]   |
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Kawanishi H6K
The Kawanishi H6K was an Imperial Japanese Navy flying boat produced by the Kawanishi Aircraft Company and used during World War II for maritime patrol duties. The Allied reporting name for the type was Mavis; the Navy designation was . Developed in the 1930s, it was used for reconnaissance, transport, bombing, naval warfare, and executive transport by the Imperial Japanese Navy. The national airline also used it as commercial airliner. The British mistakenly identified this aircraft as the Kawanishi Navy 97 Mavis. Design and development The aircraft was designed in response to a Navy requirement of 1934 for a long-range flying boat and incorporated knowledge gleaned by a Kawanishi team that visited the Short Brothers factory in the UK, at that time one of the world's leading producers of flying boats, and from building the Kawanishi H3K, a license-built, enlarged version of the Short Rangoon. The "Type S", as Kawanishi called it, was a large, four-engined monoplane with tw ... [...More Info...]       [...Related Items...]     OR:     [Wikipedia]   [Google]   [Baidu]   |