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1st Air Fleet

The 1st Air Fleet (第一航空艦隊, Daiichi Kōkū Kantai), also known as the Kidō Butai ("Mobile Force"), was a name used for a combined carrier battle group comprising most of the aircraft carriers and carrier air groups of the Imperial Japanese Navy (IJN) during the first eight months of the Pacific War.

1st Air Fleet (IJNAS)
第一航空艦隊 (Daiichi Kōkū Kantai)
Active10 April 1941 – 14 July 1942
1 June 1943 – 15 June 1945
Country Empire of Japan
Allegiance Emperor of Japan
Branch Imperial Japanese Navy
TypeNaval Air Fleet (Kantai)
Engagements
Insignia
Roundel

At the time of its best-known operation, the attack on Pearl Harbor, in December 1941, the 1st Air Fleet was the world's largest fleet of aircraft carriers.

In its second generation, 1st Air Fleet was a land-based fleet of "kichi kōkūtai" (base air unit(s)).

Origins edit

 
Japanese seaplane carrier Wakamiya.

In 1912, the British Royal Navy had established its own flying branch, the Royal Naval Air Service (RNAS). The IJN was modeled on the Royal Navy and the IJN Admiralty sought establishment of their own Naval Air Service. The IJN had also observed technical developments in other countries and saw military potential of the airplane. In 1913, the IJN seaplane carrier Wakamiya was converted into a seaplane tender and aircraft were purchased. The 1st and 2nd Air Fleet were to be the primary attack force of the IJNAS.

The Japanese carriers' experiences off China had helped further develop the IJN's carrier doctrine. One lesson learned in China was the importance of concentration and mass in projecting naval air power ashore. Therefore, in April 1941 the IJN formed the 1st Air Fleet to combine all of its fleet carriers under a single command. The IJN centered its doctrine on air strikes that combined the air groups within carrier divisions, rather than each individual carrier. When more than one carrier division was operating together, the divisions' air groups were combined with each other. This doctrine of combined, massed, carrier air attack groups was the most advanced of its kind of all the world's navies. The IJN, however, remained concerned that concentrating all of its carriers together would render them vulnerable to being wiped out all at once by a massive enemy air or surface strike. Thus, the IJN developed a compromise solution in which the fleet carriers would operate closely together within their carrier divisions but the divisions themselves would operate in loose rectangular formations, with approximately 7,000 metres (7,700 yd) separating the carriers from each other.[1][Note 1]

Although the concentration of so many fleet carriers into a single unit was a new and revolutionary offensive strategic concept, the First Air Fleet suffered from several defensive deficiencies which gave it, in Mark Peattie's words, a "'glass jaw': it could throw a punch but couldn't take one."[2] Japanese carrier anti-aircraft guns and associated fire control systems had several design and configuration deficiencies which limited their effectiveness. The IJN's fleet combat air patrol (CAP) consisted of too few fighter aircraft and was hampered by an inadequate early warning system, including a lack of radar. Poor radio communications with the fighter aircraft inhibited effective command and control of the CAP. The carriers' escorting warships were deployed as visual scouts in a ring at long range, not as close anti-aircraft escorts, as they lacked training, doctrine, and sufficient anti-aircraft guns. These deficiencies would eventually doom Kaga and other First Air Fleet carriers.[3]

Organization edit

As a Carrier-Based Fleet edit

The First Air Fleet (Dai-ichi Kōkū Kantai) was a major component of the Combined Fleet (Rengō Kantai). When created on 10 April 1941, it had three kōkū sentai (air flotillas; in the case of aircraft carriers, carrier divisions): On that date, First Kōkū Sentai consisted of Akagi and Kaga and their aircraft units. Later that spring, a number of destroyers were added. On 10 April 1941, Second Kōkū Sentai comprised Sōryū, Hiryū and the 23rd Kuchikutai (Destroyer Unit). Fourth Kōkū Sentai consisted solely of light carrier Ryūjō and her aircraft unit, until two destroyers were added in August. (At its inception, First Air Fleet did not include Third Kōkū Sentai[4] and it did not include it on 7 December 1941. Third Kōkū Sentai (3rd Carrier Division, see table below) was attached to First Fleet, as distinct from First Air Fleet.[5] On 1 April 1942, Third Kōkū Sentai was disbanded.Imperial Flattops) See the table titled "Transition", below.

When formed on 10 April 1941, First Air Fleet was a naval battlegroup with the single most powerful concentration of carrier-based aircraft in the world at the time.[6] Military historian Gordon Prange called it "a revolutionary and potentially formidable instrument of sea power."[7]

Fifth Kōkū Sentai (5th Carrier Division) was created on 1 September 1941 and was added to First Air Fleet The Naval Data Base:航空戦隊.. When the new aircraft carrier Zuikaku was added to Fifth Kōkū Sentai, First Air Fleet consisted of Akagi, Kaga, Sōryū, Hiryū, Ryūjō, Kasuga Maru (renamed Taiyō ca. 31 August 1942), Shōkaku and Zuikaku,[8][9][10][11][12][13][14][15] along with their aircraft units and a number of destroyers.The Naval Data Base:航空戦隊. On 25 September 1941, Kasuga Maru was transferred from Fifth Kōkū Sentai to Fourth Kōkū Sentai.Imperial Flattops (Kasuga Maru was used to ferry aircraft to distant Japanese bases and should not be considered a front-line aircraft carrier. The status of any aircraft unit that she may have had is unclear.Imperial Flattops) Light carrier Shōhō was added to Fourth Kōkū Sentai on 22 December 1941.Imperial lattops She was destroyed on 7 May 1942 in the Battle of the Coral Sea.Imperial lattops Akagi, Kaga, Sōryū, and Hiryū were lost in the Battle of Midway.[16]

Each Kōkū Sentai of First Air Fleet tended to include a pair of aircraft carriers, and each included the respective hikōkitai/hikōtai (aircraft/aviation unit(s)) of each aircraft carrier.[17][18] Each Kōkū Sentai of First Air Fleet was a tactical unit that could be deployed separately or combined with other Kōkū Sentai of First Air Fleet, depending on the mission. For example, for operations against New Britain and New Guinea in January 1942, First Kōkū Sentai and Fifth Kōkū Sentai participated.[19]

The number (from approximately two dozen up to approximately 80 aircraft) and type of aircraft varied, based on the capacity of the aircraft carrier.[20] The large fleet carriers had three types of aircraft; fighters, level/torpedo bombers, and dive bombers. The smaller carriers tended to have only two types of aircraft, fighters and torpedo bombers.

At the beginning of the Pacific War, First Air Fleet included six fleet carriers: Akagi, Kaga, Sōryū, Hiryū, Shōkaku, and Zuikaku, and two light carriers: Ryūjō and Kasuga Maru (later renamed Taiyō), as shown in the table below.

On 14 July 1942, First Air Fleet was converted into Third Fleet (第三艦隊) and Eighth Fleet (第八艦隊), and 2nd Carrier Division (first generation) and 5th Carrier Division were disbanded.[21] On the same date, the Japanese Navy's front-line aircraft carriers and their aircraft units came under the command of the 3rd Fleet, which was created in its sixth generation on that date.[22]

Kidō Butai edit

The Kidō Butai (機動部隊, "Mobile Strike Force") was the Combined Fleet's tactical designation for its combined carrier battle groups.[23] The title was used as a term of convenience; it was not a formal name for the organization. It consisted of Japan's six largest carriers, carrying the 1st Air Fleet. This mobile task force was created for the attack on Pearl Harbor under Vice-Admiral Chūichi Nagumo in 1941.[24] For the attack, the Kidō Butai consisted of six aircraft carriers (commanded by Chūichi Nagumo, Tamon Yamaguchi and Chūichi Hara) with 414 airplanes, two battleships, three cruisers, nine destroyers, eight tankers, 23 submarines, and four midget submarines. However, these escort ships were borrowed from other fleets and squadrons. It was the single most powerful naval fleet until four of the six aircraft carriers of the unit were destroyed in the disastrous Battle of Midway.

Transition (extract) edit

Date Lower units Lowest units and ships
10 April 1941 (original) 1st Carrier Division Akagi, Kaga
Destroyer Division 7: Akebono, Ushio
2nd Carrier Division Sōryū, Hiryū
Destroyer Division 23: Kikuzuki, Uzuki
4th Carrier Division Ryūjō
10 December 1941 1st Carrier Division Akagi, Kaga
Destroyer Division 7: Akebono, Ushio
2nd Carrier Division Sōryū, Hiryū
Destroyer Division 23: Kikuzuki, Uzuki
4th Carrier Division Ryūjō, Taiyō
Destroyer Division 3: Shiokaze, Hokaze
5th Carrier Division Shōkaku, Zuikaku, Oboro, Akigumo
10 April 1942 1st Carrier Division Akagi, Kaga
2nd Carrier Division Hiryū, Sōryū
4th Carrier Division Ryūjō, Shōhō
5th Carrier Division Shōkaku, Zuikaku
10th Cruiser-Destroyer Squadron Nagara
Destroyer Division 4: Nowaki, Arashi, Hagikaze, Maikaze
Destroyer Division 10: Kazagumo, Makigumo, Yūgumo, Akigumo
Destroyer Division 17: Urakaze, Isokaze, Tanikaze, Hamakaze
14 July 1942 disbanded

Commanders edit

Commander-in-Chief
No. Portrait Commander-in-Chief Took office Left office Time in office
1
 
Nagumo, ChūichiVice Admiral
Chūichi Nagumo
南雲 忠一

(1887–1944)
10 April 194114 July 19421 year, 95 days
Chief of Staff
No. Portrait Chief of Staff Took office Left office Time in office
1
 
Kusaka, RyūnosukeRear Admiral
Ryūnosuke Kusaka
草鹿 龍之介

(1893–1971)
10 April 194114 July 19421 year, 95 days

As a Land-Based Air Fleet edit

On 1 July 1943, the 1st Air Fleet was recreated[25] as an exclusively land-based air fleet. It was intended to consist of nearly 1,600 aircraft when completed,[26] but the war situation prevented it from reaching that figure, and the second generation of this fleet began with only two Kōkūtai: Dai 261 Kaigun Kōkūtai (a one-month-old Zerosen unit)[27] and Dai 761 Kaigun Kōkūtai (a bomber unit that was created on the same day as this fleet was[28]). On 30 September 1943, a cabinet meeting planned the Absolute National Defense Zone (絶対国防圏, Zettai Kokubōken) strategy.[29] The plan intended the Kuril Islands, Bonin Islands, Mariana Islands, Caroline Islands, Biak, Sunda Islands and Burma to be unsinkable aircraft carriers. The 1st Air Fleet became the main force of this plan. However, it was soundly beaten in the Battle of the Philippine Sea. The IJN then moved the air fleet to the Philippines to regroup. However, due partly to the aircrews' lack of combat experience, the air fleet suffered severe losses in the Formosa Air Battle. After the battle it had only 41 aircraft.[citation needed] The only tactic left for them was the kamikaze attack.

Transition (extract) edit

Date Higher unit Lower units Lowest units
1 July 1943 Imperial General Headquarters 261st NAG (Naval Air Group or Naval Aviation Group)., 761st NAG
1 January 1944 Imperial General Headquarters 121st NAG, 261st NAG, 263rd NAG, 265th NAG, 321st NAG,
341st NAG, 344th NAG, 521st NAG, 523rd NAG, 1021st NAG
15 February 1944 Combined Fleet 61st Air Flotilla 121st NAG, 261st NAG, 263rd NAG, 321st NAG, 341st NAG,
343rd NAG, 521st NAG, 523rd NAG, 761st NAG, 1021st NAG
62nd Air Flotilla 141st NAG, 262nd NAG, 265th NAG, 322nd NAG, 345th NAG,
361st NAG, 522nd NAG, 524th NAG, 541st NAG, 762nd NAG
5 May 1944 Combined Fleet 22nd Air Flotilla 151st NAG, 202nd NAG, 251st NAG, 253rd NAG, 301st NAG,
503rd NAG, 551st NAG, 755th NAG
26th Air Flotilla 201st NAG, 501st NAG, 751st NAG
61st Air Flotilla 121st NAG, 261st NAG, 263rd NAG, 321st NAG, 341st NAG,
343rd NAG, 521st NAG, 523rd NAG, 763rd NAG, 1021st NAG
7 August 1944 Southwest Area Fleet 22nd Air Flotilla Higashi-Caroline NAG
23rd Air Flotilla Gōhoku NAG
26th Air Flotilla Hitō NAG
61st Air Flotilla Mariana NAG, Nishi-Caroline NAG
153rd NAG, 201st NAG, 761st NAG, 1021st NAG
15 December 1944 Southwest Area Fleet 23rd Air Flotilla Gōhoku NAG
26th Air Flotilla Hokuhi NAG, Chūhi NAG, Nanpi NAG
153rd NAG, 201st NAG, 761st NAG, 1021st NAG
1 March 1945 Southwest Area Fleet 26th Air Flotilla Hokuhi NAG, Chūhi NAG, Nanpi NAG, 141st NAG, 153rd NAG,
201st NAG, 221st NAG, 341st NAG, 761st NAG, 763rd NAG
Taiwan NAG, 132nd NAG, 133rd NAG, 165th NAG, 634th NAG,
765th NAG, 1021st NAG
8 May 1945 Combined Fleet 132nd NAG, 133rd NAG, 205th NAG, 765th NAG
15 June 1945 disbanded

Commanders edit

Commanders-in-Chief
No. Portrait Commander-in-Chief Took office Left office Time in office
1
 
Kakuta, KakujiVice Admiral
Kakuji Kakuta
角田 覚治

(1890–1944)
1 July 19432 August 1944 †1 year, 32 days
2
 
Teraoka, KinpeiVice Admiral
Kinpei Teraoka [ja]
寺岡謹平

(1891–1984)
7 August 194420 October 194474 days
3
 
Ōnishi, TakijirōVice Admiral
Takijirō Ōnishi
大西 瀧治郎

(1891–1945)
20 October 194410 May 1945202 days
4
 
Shima, KiyohideVice Admiral
Kiyohide Shima
志摩 清英

(1890–1973)
10 May 194515 June 194536 days
Chiefs of Staff
No. Portrait Chief of Staff Took office Left office Time in office
1
 
Miwa, YoshitakeCaptain / Rear Admiral
Yoshitake Miwa [ja]
三和義勇

(1899–1944)
1 July 19432 August 1944 †1 year, 32 days
2
 
Odawara, ToshihikoCaptain
Toshihiko Odawara [ja]
小田原俊彦

(1899–1945)
7 August 19441 January 1945147 days
3
 
Kikuchi, TomozōRear Admiral
Tomozō Kikuchi [ja]
菊池朝三

(1896–1988)
1 January 194510 May 1945129 days
4
 
Nakazawa, TasukuRear Admiral
Tasuku Nakazawa [ja]
中澤佑

(1894–1977)
10 May 194515 June 194536 days
Some of the commanders of the Kidō Butai

Operations edit

 
Planes taking off
 
1st Air Fleet Aichi dive bombers preparing to bomb American naval base in Pearl Harbor, Hawaii
 
Carrier Shokaku preparing to launch the attack on Pearl Harbor.
 
Japanese aircraft carrier Shōhō being hit by bombs and torpedoes at the Battle of the Coral Sea.
 
Japanese aircraft at the Battle of the Santa Cruz Islands.
 
Zuikaku sinking after being hit at the Battle of Leyte Gulf.

Pearl Harbor edit

The Kidō Butai (also known as the Carrier Striking Task Force) set sail from Hitokappu Bay, Japan under Vice Admiral Chūichi Nagumo on 26 November 1941, arriving in Hawaiian waters on Sunday, 7 December 1941 Hawaiian time. At around 8am, the first wave began its attack on the US Pacific Fleet based at Pearl Harbor and on outlying airfields. By the end of the day, 21 American ships were either sunk or crippled, 188 aircraft were destroyed, and almost 2,500 Americans were killed. Japan was now formally at war with the United States.

For the attack on Pearl Harbor, this fleet had a strength of 103 level bombers, 128 dive bombers, 40 torpedo bombers, 88 fighter planes, plus 91 planes for a total of 441 planes.

Bombing of Darwin edit

The Bombing of Darwin on 19 February 1942 was the largest single attack ever mounted by a foreign power on Australia. On that day, 242 Japanese aircraft, in two separate raids, attacked the town, ships in Darwin's harbour and the town's two airfields in an attempt to prevent the Allies from using them as bases to contest the invasion of Timor and Java. The town was only lightly defended and the Japanese inflicted heavy losses upon the Allied forces at little cost to themselves. The urban areas of Darwin also suffered some damage from the raids and there were a number of civilian casualties.

Indian Ocean Raid edit

Between 31 March and 10 April 1942 the Japanese conducted a naval sortie against Allied naval forces in the Indian Ocean. The Fast Carrier Task Force (Kidō Butai), consisting of six carriers commanded by Admiral Chūichi Nagumo, inflicted heavy losses on the British fleet, with the sinking of 1 carrier, 2 cruisers, 2 destroyers, and 23 merchant ships for the loss of 20 aircraft. Attacks on the island of Ceylon were also carried out.

Battle of the Coral Sea edit

The 1st Air Fleet dispatched the Fifth Carrier Division in the Coral Sea during the return from the Indian Ocean. On May 7 the USN sighted the Port Moresby invasion force and mistook it for the main carrier force. Admiral Fletcher sent an aircraft strike which sank the IJN light carrier Shōhō. After this loss of air cover, the Port Moresby invasion force abandoned its mission and retreated north. On the same day the IJN sighted and sank USN destroyer Sims and oiler Neosho. The primary action took place on 8 May. Both carrier forces sighted and attacked each other. As a result, Lexington was sunk and Yorktown was damaged by a Japanese air strike. USN aircraft managed to damage Shōkaku, meaning that she and her sister ship were unable to participate in the following operation. The remaining fleet returned to Japan to prepare for the Midway invasion (Operation MI).

Battle of Midway edit

Admiral Isoroku Yamamoto planned to lure and destroy USN carriers by attacking the Midway Islands in June 1942. The Japanese were unaware that the United States had broken their naval code. As a result of this, USN carriers were already in the area when the Japanese attacked Midway. On 3 June US land-based bombers from Midway attacked the Japanese fleet but scored no hits. On 4 June, due to the poor reconnaissance efforts and tactical mistakes of Vice Admiral Chūichi Nagumo, USN dive bombers were able to surprise the Japanese carrier force and destroyed three carriers (Akagi, Kaga and Sōryū). At the time of the attack the Japanese carriers were in the process of preparing to launch an air strike against the US carriers and their hangars were full of loaded aircraft, bombs and aviation fuel which decisively contributed to their destruction. Carrier Hiryū managed to survive the attack and Rear Admiral Tamon Yamaguchi launched a strike against Yorktown. Aircraft from Hiryū managed to cripple Yorktown, which was later sunk by Japanese submarine I-168. In response, the US launched a strike against Hiryū and sank her. That day the Japanese lost four aircraft carriers and much of their experienced aircrew.

Battle of the Philippine Sea edit

The US Navy's attack on the Japanese base at Truk (Chuuk) on 17 February 1944 (Operation Hailstone) surprised the Japanese military. In response, the Japanese Navy ordered all of the 61st Air Flotilla to the Mariana Islands.[30] Its Number 261 Kaigun Kōkūtai (fighter) advanced to Saipan circa 19–24 February 1944, but attrition in air combats and illness weakened the unit greatly and it played only a minor role in the Battle of the Philippine Sea.[31] Elements of No. 263 Kaigun Kōkūtai (fighter) of the 61st Air Flotilla were stationed on Guam from 15 June 1944 and participated in the battle.[32]

Battle of Leyte Gulf edit

After disastrous losses at the Battle of the Philippine Sea, the Japanese carrier force was again practically without aircrew and aircraft. This meant that at the Battle of Leyte Gulf the IJN carrier force was only used as a decoy force where it was ultimately destroyed, the battle that saw the last Kidō Butai survivor, Zuikaku, along with Zuiho, Chiyoda and Chitose succumbing to US air attacks of Admiral William F. Halsey's Task Force 38.

References edit

  1. ^ According to Parshall and Tully, pp. 86–87, the Japanese would not usually launch their entire carrier air groups into a single massed attack. Instead, each carrier would launch a "deckload strike" of all its aircraft that could be spotted at one time on each flight deck. Subsequent attack waves consisted of the next deckload of aircraft. Thus, 1st Air Fleet air attacks would often consist of at least two, massed waves of aircraft. Peattie (p. 152) and Jisaburō Ozawa (Goldstein, pp. 78–80) emphasize that the First Air Fleet was not the IJN's primary strategic striking force. The IJN still considered the First Air Fleet an integral component in the Combined Fleet's decisive battle task force centered on battleships.

Citations edit

  1. ^ Parshall and Tully, pp. 82, 86, 137–138, and 416; Peattie, pp. 124–25, 147–53; Tully; Stille, pp. 13–14
  2. ^ Peattie, p. 159
  3. ^ Parshall and Tully, pp. 85 and 136–145; Peattie, pp. 155–59: Stille, pp. 14–15, 50–51
  4. ^ Prange, Gordon W. in collaboration with Goldstein, Donald M. and Dillon, Katherine V. (1981) At Dawn We Slept: The Untold Story of Pearl Harbor, Penguin Books, Ltd., p. 101 ISBN 0-14-00-6455-9
  5. ^ Thorpe, Donald W. (1977) Japanese Naval Air Force Camouflage and Markings World War II, Aero Publishers, Inc., p. 116 ISBN 0-8168-6587-6
  6. ^ Tully, Anthony, "Stories and Battle Histories of the IJN's Carrier Fleet", Retrieved 8 September 2010.
  7. ^ Prange, Gordon W. in collaboration with Goldstein, Donald M. and Dillon, Katherine V. (1981). At Dawn We Slept: The Untold Story of Pearl Harbor, Penguin Books, Ltd., p. 107 ISBN 0-14-00-6455-9
  8. ^ "Imperial lattops". www.combinedfleet.com.
  9. ^ "Imperial lattops". www.combinedfleet.com.
  10. ^ "Soryu Tabular Record of Movement | Imperial Flattops | Nihon Kaigun". www.combinedfleet.com.
  11. ^ "Hiryu Tabular Record of Movement | Imperial Flattops | Nihon Kaigun". www.combinedfleet.com.
  12. ^ [1]
  13. ^ "Imperial Flattops". www.combinedfleet.com.
  14. ^ "Imperial Flattops". www.combinedfleet.com.
  15. ^ "Imperial Flattops". www.combinedfleet.com.
  16. ^ Morison, Samuel Eliot (1963). The Two-Ocean War, Little, Brown & Co., ff. 156–161
  17. ^ Hata, Ikuhiko; Izawa, Yasuho and Shores, Christopher (2011). Japanese Naval Air Force Fighter Units and Their Aces 1932–1945, Grub Street, ff. 128–159, ISBN 978-1-906502-84-3
  18. ^ Thorpe, Donald W., (1977). Japanese Naval Air Force Camouflage and Markings World War II, Aero Publishers, Inc., ISBN 0-8168-6587-6
  19. ^ Hata, Ikuhiko; Izawa, Yasuho and Shores, Christopher (2011). Japanese Naval Air Force Fighter Units and Their Aces 1932–1945, Grub Street, p. 21, ISBN 978-1-906502-84-3
  20. ^ IJN 1st Air Fleet Retrieved 8 September 2010.
  21. ^ Nairei (Internal Order) No. 1241, 14 July 1942, amending Nairei No. 1226 of 1941, JACAR (アジア歴史資料センター Asia Historical Materials Center) Ref.C12070164100, page 9 of 50.
  22. ^ 戦史叢書80巻463-465頁「空母部隊の再建と新戦法」(Senshi Sōsho Vol. 80, ff.463-465; "Rebuilding Carrier Units and New Tactics".
  23. ^ Klemen, L. "Vice-Admiral Chuichi Nagumo". Forgotten Campaign: The Dutch East Indies Campaign 1941–1942. from the original on 2012-06-30.
  24. ^ Parshall and Tully, pp. 6 & 535.
  25. ^ Nairei (Internal Order) No. 1331, 1 July 1943, JACAR (アジア歴史資料センター Asia Historical Materials Center) Ref. C12070178900.c1060b00002.0hourei_11_006.1493_01.pdf at p. 47 of 50
  26. ^ citing Senshi Sōsho, Vol. 39 at 178-181; Vol. 71 at 204
  27. ^ Hata, Ikuhiko; Izawa, Yasuho; Shores, Christopher (2011). Japanese Naval Air Force Fighter Units and Their Aces 1932–1945, Grub Street, p.209, ISBN 978-1-90650284-3
  28. ^ The Maru Mechanic, Vol. 46, Ushio Shobō K.K., 1984, at 121
  29. ^ http://www.ndl.go.jp/horei_jp/kakugi/txt/txt00504.htm (今後採ルヘキ戦争指導ノ大綱) by National Diet Library. Accessed 2009-05-28. 2009-05-30.
  30. ^ Hata, Ikuhiko; Izawa, Yasuho and Shores, Christopher (2011). Japanese Naval Air Force Fighter Units and Their Aces 1932–1945, Grub Street, p. 86, ISBN 9781906502843
  31. ^ Hata, Ikuhiko; Izawa, Yasuho and Shores, Christopher (2011). Japanese Naval Air Force Fighter Units and Their Aces 1932–1945, Grub Street, ff. 209–210, ISBN 9781906502843
  32. ^ Hata, Ikuhiko; Izawa, Yasuho and Shores, Christopher (2011). Japanese Naval Air Force Fighter Units and Their Aces 1932–1945, Grub Street, p. 212, ISBN 9781906502843

Bibliography edit

  • Hata, Ikuhiko; Izawa, Yasuho and Shores, Christopher, (2011). Japanese Naval Air Force Fighter Units and Their Aces 1932–1945, Grub Street, ISBN 978-1-906502-84-3
  • Parshall, Jonathan; Tully, Anthony (2005). Shattered Sword: The Untold Story of the Battle of Midway. Dulles, Virginia: Potomac Books. ISBN 1-57488-923-0.
  • Prange, Gordon W. in collaboration with Goldstein, Donald M. and Dillon, Katherine V. (1981). At Dawn We Slept: The Untold Story of Pearl Harbor, Penguin Books, Ltd., ISBN 0-14-00-6455-9
  • Thorpe, Donald W. (1977). Japanese Naval Air Force Camouflage and Markings World War II. Fallbrook, CA: Aero Publishers, 1977. ISBN 0-8168-6583-3 (hardcover; paperback ISBN 0-8168-6587-6).
  • "Monthly the Maru" series, and "The Maru Special" series, "Ushio Shobō". from the original on 2009-06-06. (Japan)
  • "Monthly Ships of the World" series, "Kaijinsha". from the original on 2009-05-31. (Japan)
  • "Famous Airplanes of the World" series and "Monthly Kōku Fan" series, Bunrindō (Japan)

External links edit

  • Kidō Butai at Combined Fleet.com

fleet, 第一航空艦隊, daiichi, kōkū, kantai, also, known, kidō, butai, mobile, force, name, used, combined, carrier, battle, group, comprising, most, aircraft, carriers, carrier, groups, imperial, japanese, navy, during, first, eight, months, pacific, ijnas, 第一航空艦隊, . The 1st Air Fleet 第一航空艦隊 Daiichi Kōku Kantai also known as the Kidō Butai Mobile Force was a name used for a combined carrier battle group comprising most of the aircraft carriers and carrier air groups of the Imperial Japanese Navy IJN during the first eight months of the Pacific War 1st Air Fleet IJNAS 第一航空艦隊 Daiichi Kōku Kantai Rising Sun FlagActive10 April 1941 14 July 1942 1 June 1943 15 June 1945Country Empire of JapanAllegianceEmperor of JapanBranch Imperial Japanese NavyTypeNaval Air Fleet Kantai EngagementsPacific Theater of World War II Pearl Harbor Wake Island Rabaul Darwin Indian Ocean Coral Sea Midway Eastern Solomons Santa Cruz Philippine Sea Leyte GulfInsigniaRoundel At the time of its best known operation the attack on Pearl Harbor in December 1941 the 1st Air Fleet was the world s largest fleet of aircraft carriers In its second generation 1st Air Fleet was a land based fleet of kichi kōkutai base air unit s Contents 1 Origins 2 Organization 2 1 As a Carrier Based Fleet 2 1 1 Kidō Butai 2 1 2 Transition extract 2 1 3 Commanders 2 2 As a Land Based Air Fleet 2 2 1 Transition extract 2 2 2 Commanders 3 Operations 3 1 Pearl Harbor 3 2 Bombing of Darwin 3 3 Indian Ocean Raid 3 4 Battle of the Coral Sea 3 5 Battle of Midway 3 6 Battle of the Philippine Sea 3 7 Battle of Leyte Gulf 4 References 5 Citations 6 Bibliography 7 External linksOrigins edit nbsp Japanese seaplane carrier Wakamiya In 1912 the British Royal Navy had established its own flying branch the Royal Naval Air Service RNAS The IJN was modeled on the Royal Navy and the IJN Admiralty sought establishment of their own Naval Air Service The IJN had also observed technical developments in other countries and saw military potential of the airplane In 1913 the IJN seaplane carrier Wakamiya was converted into a seaplane tender and aircraft were purchased The 1st and 2nd Air Fleet were to be the primary attack force of the IJNAS The Japanese carriers experiences off China had helped further develop the IJN s carrier doctrine One lesson learned in China was the importance of concentration and mass in projecting naval air power ashore Therefore in April 1941 the IJN formed the 1st Air Fleet to combine all of its fleet carriers under a single command The IJN centered its doctrine on air strikes that combined the air groups within carrier divisions rather than each individual carrier When more than one carrier division was operating together the divisions air groups were combined with each other This doctrine of combined massed carrier air attack groups was the most advanced of its kind of all the world s navies The IJN however remained concerned that concentrating all of its carriers together would render them vulnerable to being wiped out all at once by a massive enemy air or surface strike Thus the IJN developed a compromise solution in which the fleet carriers would operate closely together within their carrier divisions but the divisions themselves would operate in loose rectangular formations with approximately 7 000 metres 7 700 yd separating the carriers from each other 1 Note 1 Although the concentration of so many fleet carriers into a single unit was a new and revolutionary offensive strategic concept the First Air Fleet suffered from several defensive deficiencies which gave it in Mark Peattie s words a glass jaw it could throw a punch but couldn t take one 2 Japanese carrier anti aircraft guns and associated fire control systems had several design and configuration deficiencies which limited their effectiveness The IJN s fleet combat air patrol CAP consisted of too few fighter aircraft and was hampered by an inadequate early warning system including a lack of radar Poor radio communications with the fighter aircraft inhibited effective command and control of the CAP The carriers escorting warships were deployed as visual scouts in a ring at long range not as close anti aircraft escorts as they lacked training doctrine and sufficient anti aircraft guns These deficiencies would eventually doom Kaga and other First Air Fleet carriers 3 Organization editAs a Carrier Based Fleet edit The First Air Fleet Dai ichi Kōku Kantai was a major component of the Combined Fleet Rengō Kantai When created on 10 April 1941 it had three kōku sentai air flotillas in the case of aircraft carriers carrier divisions On that date First Kōku Sentai consisted of Akagi and Kaga and their aircraft units Later that spring a number of destroyers were added On 10 April 1941 Second Kōku Sentai comprised Sōryu Hiryu and the 23rd Kuchikutai Destroyer Unit Fourth Kōku Sentai consisted solely of light carrier Ryujō and her aircraft unit until two destroyers were added in August At its inception First Air Fleet did not include Third Kōku Sentai 4 and it did not include it on 7 December 1941 Third Kōku Sentai 3rd Carrier Division see table below was attached to First Fleet as distinct from First Air Fleet 5 On 1 April 1942 Third Kōku Sentai was disbanded Imperial Flattops See the table titled Transition below When formed on 10 April 1941 First Air Fleet was a naval battlegroup with the single most powerful concentration of carrier based aircraft in the world at the time 6 Military historian Gordon Prange called it a revolutionary and potentially formidable instrument of sea power 7 Fifth Kōku Sentai 5th Carrier Division was created on 1 September 1941 and was added to First Air Fleet The Naval Data Base 航空戦隊 When the new aircraft carrier Zuikaku was added to Fifth Kōku Sentai First Air Fleet consisted of Akagi Kaga Sōryu Hiryu Ryujō Kasuga Maru renamed Taiyō ca 31 August 1942 Shōkaku and Zuikaku 8 9 10 11 12 13 14 15 along with their aircraft units and a number of destroyers The Naval Data Base 航空戦隊 On 25 September 1941 Kasuga Maru was transferred from Fifth Kōku Sentai to Fourth Kōku Sentai Imperial Flattops Kasuga Maru was used to ferry aircraft to distant Japanese bases and should not be considered a front line aircraft carrier The status of any aircraft unit that she may have had is unclear Imperial Flattops Light carrier Shōhō was added to Fourth Kōku Sentai on 22 December 1941 Imperial lattops She was destroyed on 7 May 1942 in the Battle of the Coral Sea Imperial lattops Akagi Kaga Sōryu and Hiryu were lost in the Battle of Midway 16 Each Kōku Sentai of First Air Fleet tended to include a pair of aircraft carriers and each included the respective hikōkitai hikōtai aircraft aviation unit s of each aircraft carrier 17 18 Each Kōku Sentai of First Air Fleet was a tactical unit that could be deployed separately or combined with other Kōku Sentai of First Air Fleet depending on the mission For example for operations against New Britain and New Guinea in January 1942 First Kōku Sentai and Fifth Kōku Sentai participated 19 The number from approximately two dozen up to approximately 80 aircraft and type of aircraft varied based on the capacity of the aircraft carrier 20 The large fleet carriers had three types of aircraft fighters level torpedo bombers and dive bombers The smaller carriers tended to have only two types of aircraft fighters and torpedo bombers At the beginning of the Pacific War First Air Fleet included six fleet carriers Akagi Kaga Sōryu Hiryu Shōkaku and Zuikaku and two light carriers Ryujō and Kasuga Maru later renamed Taiyō as shown in the table below On 14 July 1942 First Air Fleet was converted into Third Fleet 第三艦隊 and Eighth Fleet 第八艦隊 and 2nd Carrier Division first generation and 5th Carrier Division were disbanded 21 On the same date the Japanese Navy s front line aircraft carriers and their aircraft units came under the command of the 3rd Fleet which was created in its sixth generation on that date 22 Kidō Butai edit The Kidō Butai 機動部隊 Mobile Strike Force was the Combined Fleet s tactical designation for its combined carrier battle groups 23 The title was used as a term of convenience it was not a formal name for the organization It consisted of Japan s six largest carriers carrying the 1st Air Fleet This mobile task force was created for the attack on Pearl Harbor under Vice Admiral Chuichi Nagumo in 1941 24 For the attack the Kidō Butai consisted of six aircraft carriers commanded by Chuichi Nagumo Tamon Yamaguchi and Chuichi Hara with 414 airplanes two battleships three cruisers nine destroyers eight tankers 23 submarines and four midget submarines However these escort ships were borrowed from other fleets and squadrons It was the single most powerful naval fleet until four of the six aircraft carriers of the unit were destroyed in the disastrous Battle of Midway Carriers of the Kidō Butai 1941 1st Carrier Division Akagi nbsp Kaga nbsp 2nd Carrier Division Sōryu nbsp Hiryu nbsp 3rd Carrier Division Zuihō nbsp Hōshō nbsp 4th Carrier Division Ryujō nbsp Taiyō nbsp 5th Carrier Division Shōkaku nbsp Zuikaku nbsp Transition extract edit Date Lower units Lowest units and ships 10 April 1941 original 1st Carrier Division Akagi Kaga Destroyer Division 7 Akebono Ushio 2nd Carrier Division Sōryu Hiryu Destroyer Division 23 Kikuzuki Uzuki 4th Carrier Division Ryujō 10 December 1941 1st Carrier Division Akagi Kaga Destroyer Division 7 Akebono Ushio 2nd Carrier Division Sōryu Hiryu Destroyer Division 23 Kikuzuki Uzuki 4th Carrier Division Ryujō Taiyō Destroyer Division 3 Shiokaze Hokaze 5th Carrier Division Shōkaku Zuikaku Oboro Akigumo 10 April 1942 1st Carrier Division Akagi Kaga 2nd Carrier Division Hiryu Sōryu 4th Carrier Division Ryujō Shōhō 5th Carrier Division Shōkaku Zuikaku 10th Cruiser Destroyer Squadron Nagara Destroyer Division 4 Nowaki Arashi Hagikaze Maikaze Destroyer Division 10 Kazagumo Makigumo Yugumo Akigumo Destroyer Division 17 Urakaze Isokaze Tanikaze Hamakaze 14 July 1942 disbanded Commanders edit Commander in Chief No Portrait Commander in Chief Took office Left office Time in office1 nbsp Nagumo Chuichi Vice AdmiralChuichi Nagumo南雲 忠一 1887 1944 10 April 194114 July 19421 year 95 days Chief of Staff No Portrait Chief of Staff Took office Left office Time in office1 nbsp Kusaka Ryunosuke Rear AdmiralRyunosuke Kusaka草鹿 龍之介 1893 1971 10 April 194114 July 19421 year 95 days As a Land Based Air Fleet edit On 1 July 1943 the 1st Air Fleet was recreated 25 as an exclusively land based air fleet It was intended to consist of nearly 1 600 aircraft when completed 26 but the war situation prevented it from reaching that figure and the second generation of this fleet began with only two Kōkutai Dai 261 Kaigun Kōkutai a one month old Zerosen unit 27 and Dai 761 Kaigun Kōkutai a bomber unit that was created on the same day as this fleet was 28 On 30 September 1943 a cabinet meeting planned the Absolute National Defense Zone 絶対国防圏 Zettai Kokubōken strategy 29 The plan intended the Kuril Islands Bonin Islands Mariana Islands Caroline Islands Biak Sunda Islands and Burma to be unsinkable aircraft carriers The 1st Air Fleet became the main force of this plan However it was soundly beaten in the Battle of the Philippine Sea The IJN then moved the air fleet to the Philippines to regroup However due partly to the aircrews lack of combat experience the air fleet suffered severe losses in the Formosa Air Battle After the battle it had only 41 aircraft citation needed The only tactic left for them was the kamikaze attack Transition extract edit Date Higher unit Lower units Lowest units 1 July 1943 Imperial General Headquarters 261st NAG Naval Air Group or Naval Aviation Group 761st NAG 1 January 1944 Imperial General Headquarters 121st NAG 261st NAG 263rd NAG 265th NAG 321st NAG 341st NAG 344th NAG 521st NAG 523rd NAG 1021st NAG 15 February 1944 Combined Fleet 61st Air Flotilla 121st NAG 261st NAG 263rd NAG 321st NAG 341st NAG 343rd NAG 521st NAG 523rd NAG 761st NAG 1021st NAG 62nd Air Flotilla 141st NAG 262nd NAG 265th NAG 322nd NAG 345th NAG 361st NAG 522nd NAG 524th NAG 541st NAG 762nd NAG 5 May 1944 Combined Fleet 22nd Air Flotilla 151st NAG 202nd NAG 251st NAG 253rd NAG 301st NAG 503rd NAG 551st NAG 755th NAG 26th Air Flotilla 201st NAG 501st NAG 751st NAG 61st Air Flotilla 121st NAG 261st NAG 263rd NAG 321st NAG 341st NAG 343rd NAG 521st NAG 523rd NAG 763rd NAG 1021st NAG 7 August 1944 Southwest Area Fleet 22nd Air Flotilla Higashi Caroline NAG 23rd Air Flotilla Gōhoku NAG 26th Air Flotilla Hitō NAG 61st Air Flotilla Mariana NAG Nishi Caroline NAG 153rd NAG 201st NAG 761st NAG 1021st NAG 15 December 1944 Southwest Area Fleet 23rd Air Flotilla Gōhoku NAG 26th Air Flotilla Hokuhi NAG Chuhi NAG Nanpi NAG 153rd NAG 201st NAG 761st NAG 1021st NAG 1 March 1945 Southwest Area Fleet 26th Air Flotilla Hokuhi NAG Chuhi NAG Nanpi NAG 141st NAG 153rd NAG 201st NAG 221st NAG 341st NAG 761st NAG 763rd NAG Taiwan NAG 132nd NAG 133rd NAG 165th NAG 634th NAG 765th NAG 1021st NAG 8 May 1945 Combined Fleet 132nd NAG 133rd NAG 205th NAG 765th NAG 15 June 1945 disbanded Commanders edit Commanders in Chief No Portrait Commander in Chief Took office Left office Time in office1 nbsp Kakuta Kakuji Vice AdmiralKakuji Kakuta角田 覚治 1890 1944 1 July 19432 August 1944 1 year 32 days 2 nbsp Teraoka Kinpei Vice AdmiralKinpei Teraoka ja 寺岡謹平 1891 1984 7 August 194420 October 194474 days 3 nbsp Ōnishi Takijirō Vice AdmiralTakijirō Ōnishi大西 瀧治郎 1891 1945 20 October 194410 May 1945202 days 4 nbsp Shima Kiyohide Vice AdmiralKiyohide Shima志摩 清英 1890 1973 10 May 194515 June 194536 days Chiefs of Staff No Portrait Chief of Staff Took office Left office Time in office1 nbsp Miwa Yoshitake Captain Rear AdmiralYoshitake Miwa ja 三和義勇 1899 1944 1 July 19432 August 1944 1 year 32 days 2 nbsp Odawara Toshihiko CaptainToshihiko Odawara ja 小田原俊彦 1899 1945 7 August 19441 January 1945147 days 3 nbsp Kikuchi Tomozō Rear AdmiralTomozō Kikuchi ja 菊池朝三 1896 1988 1 January 194510 May 1945129 days 4 nbsp Nakazawa Tasuku Rear AdmiralTasuku Nakazawa ja 中澤佑 1894 1977 10 May 194515 June 194536 days Some of the commanders of the Kidō Butai nbsp Admiral Chuichi Nagumo Commander in Chief 1st Carrier Division nbsp Vice Admiral Tamon Yamaguchi 2nd Carrier Division nbsp Vice Admiral Kakuji Kakuta 4th Carrier Division from 1941 nbsp Vice Admiral Gunichi Mikawa 3rd Battleship Division nbsp Vice Admiral Sentarō Ōmori 1st Destroyer Squadron nbsp Vice Admiral Shigeyoshi Miwa 3rd Submarine Squadron nbsp Vice Admiral Ryunosuke Kusaka Chief of staff 1st Air Fleet nbsp Rear Admiral Tomeo Kaku ja 2nd Carrier Division Hiryu nbsp Rear Admiral Ryusaku Yanagimoto 2nd Carrier Division Soryu Operations edit nbsp Planes taking off nbsp 1st Air Fleet Aichi dive bombers preparing to bomb American naval base in Pearl Harbor Hawaii nbsp Carrier Shokaku preparing to launch the attack on Pearl Harbor nbsp Japanese aircraft carrier Shōhō being hit by bombs and torpedoes at the Battle of the Coral Sea nbsp Japanese aircraft at the Battle of the Santa Cruz Islands nbsp Zuikaku sinking after being hit at the Battle of Leyte Gulf Pearl Harbor edit Main articles Attack on Pearl Harbor and Attack on Pearl Harbor order of battle The Kidō Butai also known as the Carrier Striking Task Force set sail from Hitokappu Bay Japan under Vice Admiral Chuichi Nagumo on 26 November 1941 arriving in Hawaiian waters on Sunday 7 December 1941 Hawaiian time At around 8am the first wave began its attack on the US Pacific Fleet based at Pearl Harbor and on outlying airfields By the end of the day 21 American ships were either sunk or crippled 188 aircraft were destroyed and almost 2 500 Americans were killed Japan was now formally at war with the United States For the attack on Pearl Harbor this fleet had a strength of 103 level bombers 128 dive bombers 40 torpedo bombers 88 fighter planes plus 91 planes for a total of 441 planes Bombing of Darwin edit Main article Bombing of Darwin The Bombing of Darwin on 19 February 1942 was the largest single attack ever mounted by a foreign power on Australia On that day 242 Japanese aircraft in two separate raids attacked the town ships in Darwin s harbour and the town s two airfields in an attempt to prevent the Allies from using them as bases to contest the invasion of Timor and Java The town was only lightly defended and the Japanese inflicted heavy losses upon the Allied forces at little cost to themselves The urban areas of Darwin also suffered some damage from the raids and there were a number of civilian casualties Indian Ocean Raid edit Main article Indian Ocean raid Between 31 March and 10 April 1942 the Japanese conducted a naval sortie against Allied naval forces in the Indian Ocean The Fast Carrier Task Force Kidō Butai consisting of six carriers commanded by Admiral Chuichi Nagumo inflicted heavy losses on the British fleet with the sinking of 1 carrier 2 cruisers 2 destroyers and 23 merchant ships for the loss of 20 aircraft Attacks on the island of Ceylon were also carried out Battle of the Coral Sea edit Main article Battle of the Coral Sea The 1st Air Fleet dispatched the Fifth Carrier Division in the Coral Sea during the return from the Indian Ocean On May 7 the USN sighted the Port Moresby invasion force and mistook it for the main carrier force Admiral Fletcher sent an aircraft strike which sank the IJN light carrier Shōhō After this loss of air cover the Port Moresby invasion force abandoned its mission and retreated north On the same day the IJN sighted and sank USN destroyer Sims and oiler Neosho The primary action took place on 8 May Both carrier forces sighted and attacked each other As a result Lexington was sunk and Yorktown was damaged by a Japanese air strike USN aircraft managed to damage Shōkaku meaning that she and her sister ship were unable to participate in the following operation The remaining fleet returned to Japan to prepare for the Midway invasion Operation MI Battle of Midway edit Main article Battle of Midway Admiral Isoroku Yamamoto planned to lure and destroy USN carriers by attacking the Midway Islands in June 1942 The Japanese were unaware that the United States had broken their naval code As a result of this USN carriers were already in the area when the Japanese attacked Midway On 3 June US land based bombers from Midway attacked the Japanese fleet but scored no hits On 4 June due to the poor reconnaissance efforts and tactical mistakes of Vice Admiral Chuichi Nagumo USN dive bombers were able to surprise the Japanese carrier force and destroyed three carriers Akagi Kaga and Sōryu At the time of the attack the Japanese carriers were in the process of preparing to launch an air strike against the US carriers and their hangars were full of loaded aircraft bombs and aviation fuel which decisively contributed to their destruction Carrier Hiryu managed to survive the attack and Rear Admiral Tamon Yamaguchi launched a strike against Yorktown Aircraft from Hiryu managed to cripple Yorktown which was later sunk by Japanese submarine I 168 In response the US launched a strike against Hiryu and sank her That day the Japanese lost four aircraft carriers and much of their experienced aircrew Battle of the Philippine Sea edit Main article Battle of the Philippine Sea The US Navy s attack on the Japanese base at Truk Chuuk on 17 February 1944 Operation Hailstone surprised the Japanese military In response the Japanese Navy ordered all of the 61st Air Flotilla to the Mariana Islands 30 Its Number 261 Kaigun Kōkutai fighter advanced to Saipan circa 19 24 February 1944 but attrition in air combats and illness weakened the unit greatly and it played only a minor role in the Battle of the Philippine Sea 31 Elements of No 263 Kaigun Kōkutai fighter of the 61st Air Flotilla were stationed on Guam from 15 June 1944 and participated in the battle 32 Battle of Leyte Gulf edit Main article Battle of Leyte Gulf After disastrous losses at the Battle of the Philippine Sea the Japanese carrier force was again practically without aircrew and aircraft This meant that at the Battle of Leyte Gulf the IJN carrier force was only used as a decoy force where it was ultimately destroyed the battle that saw the last Kidō Butai survivor Zuikaku along with Zuiho Chiyoda and Chitose succumbing to US air attacks of Admiral William F Halsey s Task Force 38 References edit According to Parshall and Tully pp 86 87 the Japanese would not usually launch their entire carrier air groups into a single massed attack Instead each carrier would launch a deckload strike of all its aircraft that could be spotted at one time on each flight deck Subsequent attack waves consisted of the next deckload of aircraft Thus 1st Air Fleet air attacks would often consist of at least two massed waves of aircraft Peattie p 152 and Jisaburō Ozawa Goldstein pp 78 80 emphasize that the First Air Fleet was not the IJN s primary strategic striking force The IJN still considered the First Air Fleet an integral component in the Combined Fleet s decisive battle task force centered on battleships Citations edit Parshall and Tully pp 82 86 137 138 and 416 Peattie pp 124 25 147 53 Tully Stille pp 13 14 Peattie p 159 Parshall and Tully pp 85 and 136 145 Peattie pp 155 59 Stille pp 14 15 50 51 Prange Gordon W in collaboration with Goldstein Donald M and Dillon Katherine V 1981 At Dawn We Slept The Untold Story of Pearl Harbor Penguin Books Ltd p 101 ISBN 0 14 00 6455 9 Thorpe Donald W 1977 Japanese Naval Air Force Camouflage and Markings World War II Aero Publishers Inc p 116 ISBN 0 8168 6587 6 Tully Anthony Stories and Battle Histories of the IJN s Carrier Fleet Retrieved 8 September 2010 Prange Gordon W in collaboration with Goldstein Donald M and Dillon Katherine V 1981 At Dawn We Slept The Untold Story of Pearl Harbor Penguin Books Ltd p 107 ISBN 0 14 00 6455 9 Imperial lattops www combinedfleet com Imperial lattops www combinedfleet com Soryu Tabular Record of Movement Imperial Flattops Nihon Kaigun www combinedfleet com Hiryu Tabular Record of Movement Imperial Flattops Nihon Kaigun www combinedfleet com 1 Imperial Flattops www combinedfleet com Imperial Flattops www combinedfleet com Imperial Flattops www combinedfleet com Morison Samuel Eliot 1963 The Two Ocean War Little Brown amp Co ff 156 161 Hata Ikuhiko Izawa Yasuho and Shores Christopher 2011 Japanese Naval Air Force Fighter Units and Their Aces 1932 1945 Grub Street ff 128 159 ISBN 978 1 906502 84 3 Thorpe Donald W 1977 Japanese Naval Air Force Camouflage and Markings World War II Aero Publishers Inc ISBN 0 8168 6587 6 Hata Ikuhiko Izawa Yasuho and Shores Christopher 2011 Japanese Naval Air Force Fighter Units and Their Aces 1932 1945 Grub Street p 21 ISBN 978 1 906502 84 3 IJN 1st Air Fleet Retrieved 8 September 2010 Nairei Internal Order No 1241 14 July 1942 amending Nairei No 1226 of 1941 JACAR アジア歴史資料センター Asia Historical Materials Center Ref C12070164100 page 9 of 50 戦史叢書80巻463 465頁 空母部隊の再建と新戦法 Senshi Sōsho Vol 80 ff 463 465 Rebuilding Carrier Units and New Tactics Klemen L Vice Admiral Chuichi Nagumo Forgotten Campaign The Dutch East Indies Campaign 1941 1942 Archived from the original on 2012 06 30 Parshall and Tully pp 6 amp 535 Nairei Internal Order No 1331 1 July 1943 JACAR アジア歴史資料センター Asia Historical Materials Center Ref C12070178900 c1060b00002 0hourei 11 006 1493 01 pdf at p 47 of 50 citing Senshi Sōsho Vol 39 at 178 181 Vol 71 at 204 Hata Ikuhiko Izawa Yasuho Shores Christopher 2011 Japanese Naval Air Force Fighter Units and Their Aces 1932 1945 Grub Street p 209 ISBN 978 1 90650284 3 The Maru Mechanic Vol 46 Ushio Shobō K K 1984 at 121 http www ndl go jp horei jp kakugi txt txt00504 htm 今後採ルヘキ戦争指導ノ大綱 by National Diet Library Accessed 2009 05 28 Archived 2009 05 30 Hata Ikuhiko Izawa Yasuho and Shores Christopher 2011 Japanese Naval Air Force Fighter Units and Their Aces 1932 1945 Grub Street p 86 ISBN 9781906502843 Hata Ikuhiko Izawa Yasuho and Shores Christopher 2011 Japanese Naval Air Force Fighter Units and Their Aces 1932 1945 Grub Street ff 209 210 ISBN 9781906502843 Hata Ikuhiko Izawa Yasuho and Shores Christopher 2011 Japanese Naval Air Force Fighter Units and Their Aces 1932 1945 Grub Street p 212 ISBN 9781906502843Bibliography editHata Ikuhiko Izawa Yasuho and Shores Christopher 2011 Japanese Naval Air Force Fighter Units and Their Aces 1932 1945 Grub Street ISBN 978 1 906502 84 3 Parshall Jonathan Tully Anthony 2005 Shattered Sword The Untold Story of the Battle of Midway Dulles Virginia Potomac Books ISBN 1 57488 923 0 Prange Gordon W in collaboration with Goldstein Donald M and Dillon Katherine V 1981 At Dawn We Slept The Untold Story of Pearl Harbor Penguin Books Ltd ISBN 0 14 00 6455 9 Thorpe Donald W 1977 Japanese Naval Air Force Camouflage and Markings World War II Fallbrook CA Aero Publishers 1977 ISBN 0 8168 6583 3 hardcover paperback ISBN 0 8168 6587 6 Monthly the Maru series and The Maru Special series Ushio Shobō Archived from the original on 2009 06 06 Japan Monthly Ships of the World series Kaijinsha Archived from the original on 2009 05 31 Japan Famous Airplanes of the World series and Monthly Kōku Fan series Bunrindō Japan External links editKidō Butai at Combined Fleet com Retrieved from https en wikipedia org w index php title 1st Air Fleet amp oldid 1219082941, wikipedia, wiki, book, books, library,

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