634th Naval Air Group

The 634th Naval Air Group (第六三四海軍航空隊, Dai Roku-San-Yon Kaigun Kōkūtai) was a carrier air group (later converted to airbase garrison unit) of the Imperial Japanese Navy (IJN) during the Pacific campaign of World War II.

634th Naval Air Group
Active	May 1, 1944 – postwar.
Country	Empire of Japan
Allegiance	Empire of Japan
Branch	Imperial Japanese Navy
Type	Naval aviation unit
Role	Bomber, reconnaissance
Size	48 aircraft (initial)
Part of	4th Carrier Division 2nd Air Fleet 1st Air Fleet 5th Air Fleet 32nd Air Flotilla
Garrison/HQ	Iwakuni, Japan Kure, Japan Battleship Hyūga Cavite, Philippines Donggang, Taiwan Genkai, Japan Ibusuki, Japan Sakura Island, Japan
Aircraft flown	E16A Zuiun "Paul" D4Y Suisei "Judy" D3A Type 99 "Val" B6N Tenzan "Jill" A6M Type 0 "Zeke" E13A Type 0 "Jake"
Engagements	World War II Formosa Air Battle Philippines Campaign Battle of Okinawa
Insignia
Identification symbol	634 or squadron code

Structure

• Higher unit
  • 4th Carrier Division (1 May 1944–14 November 1944)
  • 2nd Air Fleet (15 November 1944–7 January 1945)
  • 1st Air Fleet (8 January 1945–24 May 1945)
  • 5th Air Fleet (25 May 1945–2 August 1945)
  • 32nd Air Flotilla (3 August 1945–postwar)
• Lower unit
  • 163rd Fighter Squadron (1 August 1944–14 November 1944)
  • 167th Fighter Squadron (15 August 1944–14 November 1944)
  • 301st Reconnaissance Squadron (1 January 1945–postwar)
  • 302nd Reconnaissance Squadron (1 July 1945–postwar)
• Commanding officers
  • Commander/Captain Takahisa Amaya (1 May 1944–14 November 1944)
  • Commander Haruo Emura (15 November 1944–2 July 1945)
  • Captain Kōrokurō Tatsumi (3 July 1945–10 October 1945)

Bibliography

• The Japanese Modern Historical Manuscripts Association, Organizations, structures and personnel affairs of the Imperial Japanese Army & Navy, University of Tokyo Press, Tōkyō, Japan, 1971, ISBN 978-4-13-036009-8.
• Bunrin-Dō Co., Ltd., Tōkyō, Japan.
  • Famous airplanes of the world No. 47, Imperial Japanese Navy Reconnaissance Seaplane, 1994.
  • Famous airplanes of the world No. 69, Navy Carrier Dive-Bomber "Suisei", 1998, ISBN 4-89319-066-0.
  • Koku-Fan Illustrated No. 42, Japanese Imperial Army & Navy Aircraft Color, Markig, 1988.
• Model Art, Model Art Co. Ltd., Tōkyō, Japan.
  • No. 439, Special issue Heroes of the Imperial Japanese Navy Air Force in 1937–1945, 1994.
  • No. 510, Special issue Camouflage & Markings of the I.J.N. Fighters, 1998.
  • No. 565, Special issue Imperial Japanese Navy Seaplanes, 2000.
• Japan Center for Asian Historical Records (http://www.jacar.go.jp/english/index.html)%5B%5D, National Archives of Japan, Tōkyō, Japan.
  • Reference Code: C08051771200, Transition table of formation of Imperial Japan Navy Air Units (special establishment) during Pacific War, Japan Demobilization Agency, 1949.