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4th Naval Armaments Supplement Programme (Japan, 1939)
The was one of the armaments expansion plan of the Imperial Japanese Navy (IJN). Background In 1939, the IJN started new naval armaments expansion plan. It extended to 80 warships and 75 Naval Air Groups by 1.6 billion JPY. Table of vessels Notes References * Senshi Sōsho Vol.31, ''Naval armaments and war preparation (1), "Until November 1941"'', Asagumo Simbun (Japan), November 1969 See also

* 1st Naval Armaments Supplement Programme (Japan, 1931), 1st Naval Armaments Supplement Programme (Maru 1 Keikaku, 1931) * 2nd Naval Armaments Supplement Programme (Japan, 1934), 2nd Naval Armaments Supplement Programme (Maru 2 Keikaku, 1934) * 3rd Naval Armaments Supplement Programme (Japan, 1937), 3rd Naval Armaments Supplement Programme (Maru 3 Keikaku, 1937) * Temporal Naval Armaments Supplement Programme (Japan, 1940), Temporal Naval Armaments Supplement Programme (Maru Rin Keikaku, 1940) * Rapidly Naval Armaments Supplement Programme (Japan, 1941), Rapidly Naval Armaments Sup ...
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Imperial Japanese Navy
The Imperial Japanese Navy (IJN; Kyūjitai: Shinjitai: ' 'Navy of the Greater Japanese Empire', or ''Nippon Kaigun'', 'Japanese Navy') was the navy of the Empire of Japan from 1868 to 1945, Potsdam Declaration, when it was dissolved following surrender of Japan, Japan's surrender in World War II. The Japan Maritime Self-Defense Force (JMSDF) was formed between 1952 and 1954 after the dissolution of the IJN. The IJN was the third largest navy in the world by 1920, behind the Royal Navy and the United States Navy (USN). It was supported by the Imperial Japanese Navy Air Service for reconnaissance and airstrike operations from the fleet. It was the primary opponent of the Allies of World War II, Western Allies in the Pacific War. The IJN additionally fielded Imperial Japanese Navy land forces, limited land-based forces, including Special Naval Landing Forces, professional marines, Japanese marine paratroopers of World War II, marine paratrooper units, anti-aircraft defense units ...
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Japanese Destroyer Arashi
''Arashi'' was a of the Imperial Japanese Navy. ''Arashi'' played a vital role in World War II by inadvertently guiding US attack planes to the Japanese carrier fleet at the Battle of Midway. ''Arashi'' had become separated from the Japanese carrier force while attempting to destroy an American submarine, . Following her attacks on ''Nautilus'', ''Arashi'' steamed at high speed to rejoin the group. All four IJN carriers were sunk by Douglas SBD Dauntless dive bombers of American aircraft carriers and , giving the US a decisive victory and checking Japanese momentum in the Pacific War. Design and description The ''Kagerō'' class was an enlarged and improved version of the preceding . Their crew numbered 240 officers and enlisted men. The ships measured overall, with a beam of and a draft of . They displaced at standard load and at deep load.Whitley, pp. 200–01 The ships had two Kampon geared steam turbines, each driving one propeller shaft, using steam provided by ...
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Japanese Destroyer Tamanami
was a of the Imperial Japanese Navy. Design and description The ''Yūgumo'' class was a repeat of the preceding with minor improvements that increased their anti-aircraft capabilities. Their crew numbered 228 officers and enlisted men. The ships measured Length overall, overall, with a beam (nautical), beam of and a draft (ship), draft of . They displaced at Displacement (ship)#Standard displacement, standard load and at deep load.Whitley, p. 203 The ships had two Kampon geared steam turbines, each driving one propeller shaft, using steam provided by three Kampon water-tube boilers. The turbines were rated at a total of for a designed speed of , though they managed 35.5 knots on trials. The main armament of the ''Yūgumo'' class consisted of six 12.7 cm/50 Type 3 naval gun, Type 3 guns in three twin-gun turrets, one superfiring pair aft and one turret forward of the superstructure. The guns were able to elevate up to 75° to increase their ability against aircraft, but t ...
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Japanese Destroyer Kiyonami
was a of the Imperial Japanese Navy. She saw numerous escorting duties during WWII, and notably played a major role at the battle of Kolombangara, where she helped to sink the American destroyer USS ''Gwin'' and cripple the light cruisers USS ''Honolulu'' and USS ''Saint Louis''. However, on 20 July 1943, ''Kiyonami'' was sunk by land based allied aircraft with the loss of all but one sailor. Design and description The ''Yūgumo'' class was a repeat of the preceding with minor improvements that increased their anti-aircraft capabilities. Their crew numbered 228 officers and enlisted men. The ships measured overall, with a beam of and a draft of . They displaced at standard load and at deep load.Whitley, p. 203 The ships had two Kampon geared steam turbines, each driving one propeller shaft, using steam provided by three Kampon water-tube boilers. The turbines were rated at a total of for a designed speed of . The main armament of the ''Yūgumo'' class consisted of s ...
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Japanese Destroyer Ōnami (1942)
was a of the Imperial Japanese Navy during World War II. Her name means "Billow Wave" (Big Rough Waves). Design and description The ''Yūgumo'' class was a repeat of the preceding with minor improvements that increased their anti-aircraft capabilities. Their crew numbered 228 officers and enlisted men. The ships measured overall, with a beam of and a draft of . They displaced at standard load and at deep load.Whitley, p. 203 The ships had two Kampon geared steam turbines, each driving one propeller shaft, using steam provided by three Kampon water-tube boilers. The turbines were rated at a total of for a designed speed of . The main armament of the ''Yūgumo'' class consisted of six Type 3 guns in three twin-gun turrets, one superfiring pair aft and one turret forward of the superstructure. The guns were able to elevate up to 75° to increase their ability against aircraft, but their slow rate of fire, slow traversing speed, and the lack of any sort of high-angle fi ...
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Japanese Destroyer Takanami (1942)
was a of the Imperial Japanese Navy. Her name means "Tall Wave". Design and description The ''Yūgumo'' class was a repeat of the preceding with minor improvements that increased their anti-aircraft capabilities. Their crew numbered 228 officers and enlisted men. The ships measured overall, with a beam of and a draft of . They displaced at standard load and at deep load.Whitley, p. 203 The ships had two Kampon geared steam turbines, each driving one propeller shaft, using steam provided by three Kampon water-tube boilers. The turbines were rated at a total of for a designed speed of . The main armament of the ''Yūgumo'' class consisted of six Type 3 guns in three twin-gun turrets, one superfiring pair aft and one turret forward of the superstructure. The guns were able to elevate up to 75° to increase their ability against aircraft, but their slow rate of fire, slow traversing speed, and the lack of any sort of high-angle fire-control system meant that they were vi ...
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Japanese Destroyer Makinami (1941)
''Makinami'' was a of the Imperial Japanese Navy. Her name means "Overflowing Waves" (Rolling Wave). The destroyer mostly engaged in troop transport missions throughout her career, with a few notable moments. She escorted a failed troop convoy during the naval battle of Guadalcanal, before engaging a US cruiser-destroyer task force during the battle of Tassafaronga, contributing to the greatest victory of the engagement when she helped to sink the heavy cruiser USS ''Northampton''. She was crippled by bomb near misses during Operation Ke, taking her out of action for several months, before ''Makinami'' was finally sunk by American destroyers during the battle of Cape Saint George. Design and description The ''Yūgumo'' class was a repeat of the preceding with minor improvements that increased their anti-aircraft capabilities. Their crew numbered 228 officers and enlisted men. The ships measured overall, with a beam of and a draft of . They displaced at standard load and ...
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Japanese Destroyer Naganami
was a of the Imperial Japanese Navy. Design and description The ''Yūgumo'' class was a repeat of the preceding with minor improvements that increased their anti-aircraft capabilities. Their crew numbered 228 officers and enlisted men. The ships measured overall, with a beam of and a draft of . They displaced at standard load and at deep load.Whitley, p. 203 The ships had two Kampon geared steam turbines, each driving one propeller shaft, using steam provided by three Kampon water-tube boilers. The turbines were rated at a total of for a designed speed of . The main armament of the ''Yūgumo'' class consisted of six Type 3 guns in three twin-gun turrets, one superfiring pair aft and one turret forward of the superstructure. The guns were able to elevate up to 75° to increase their ability against aircraft, but their slow rate of fire, slow traversing speed, and the lack of any sort of high-angle fire-control system meant that they were virtually useless as anti-airc ...
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Japanese Destroyer Kazagumo
was a of the Imperial Japanese Navy. Her name means "Wind and Clouds". Design and description The ''Yūgumo'' class was a repeat of the preceding with minor improvements that increased their anti-aircraft capabilities. Their crew numbered 228 officers and enlisted men. The ships measured Length overall, overall, with a beam (nautical), beam of and a draft (ship), draft of . They displaced at Displacement (ship)#Standard displacement, standard load and at deep load.Whitley, p. 203 The ships had two Kampon geared steam turbines, each driving one propeller shaft, using steam provided by three Kampon water-tube boilers. The turbines were rated at a total of for a designed speed of . The main armament of the ''Yūgumo'' class consisted of six 12.7 cm/50 Type 3 naval gun, Type 3 guns in three twin-gun turrets, one superfiring pair aft and one turret forward of the superstructure. The guns were able to elevate up to 75° to increase their ability against aircraft, but their slo ...
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Japanese Destroyer Makigumo (1941)
''Makigumo'' was a of the Imperial Japanese Navy. Her name means "Cirrus Clouds" (Rolling Clouds). Design and description The ''Yūgumo'' class was a repeat of the preceding with minor improvements that increased their anti-aircraft capabilities. Their crew numbered 228 officers and enlisted men. The ships measured overall, with a beam of and a draft of . They displaced at standard load and at deep load. The ships had two Kampon geared steam turbines, each driving one propeller shaft, using steam provided by three Kampon water-tube boilers. The turbines were rated at a total of for a designed speed of . The main armament of the ''Yūgumo'' class consisted of six Type 3 guns in three twin-gun turrets, one superfiring pair aft and one turret forward of the superstructure. The guns were able to elevate up to 75° to increase their ability against aircraft, but their slow rate of fire, slow traversing speed, and the lack of any sort of high-angle fire-control system meant ...
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Japanese Destroyer Yūgumo (1941)
''Yūgumo'' was the lead ship of her class of destroyer built for the Imperial Japanese Navy during World War II. Design and description The ''Yūgumo'' class was a repeat of the preceding with minor improvements that increased their anti-aircraft capabilities. Their crew numbered 228 officers and enlisted men. The ships measured overall, with a beam of and a draft of . They displaced at standard load and at deep load.Whitley, p. 203 The ships had two Kampon geared steam turbines, each driving one propeller shaft, using steam provided by three Kampon water-tube boilers. The turbines were rated at a total of for a designed speed of . The main armament of the ''Yūgumo'' class consisted of six Type 3 guns in three twin-gun turrets, one superfiring pair aft and one turret forward of the superstructure. The guns were able to elevate up to 75° to increase their ability against aircraft, but their slow rate of fire, slow traversing speed, and the lack of any sort of high ...
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Yūgumo-class Destroyer
The were a group of 19 destroyers built for the Imperial Japanese Navy during World War II. The IJN called them from their plan name. No ships of the class survived the war. Background The ''Yūgumo'' class was a repeat of the preceding with minor improvements that increased their anti-aircraft capabilities. The first 11 ships of the class were ordered as part of the 1939 4th Naval Armaments Supplement Programme. Another 16 ships (the ''Hayanami'' sub-class) were ordered as ships #340 to #355 as part of the 1941 Rapid Naval Armaments Supplement Programme, but of these eight were canceled before being laid down. Another eight ships (the ''Kai-Yūgumo'' sub-class) were planned as ships #5041 to #5048 under the 1942 Modified 5th Naval Armaments Supplement Programme, but these were also canceled. Design and description The ''Yūgumo'' class was 45 tons heavier and a few feet longer than the ''Kagerō'' class, distinguishable in silhouette primarily by the shape of the bridge. ...
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