List of air divisions of the Imperial Japanese Army explained

Air Groups (Air Divisions) of the Imperial Japanese Army were units typically formed by aggregating several (4-8) aviation regiments (Sentais) for the training or large-scale military operations.

List of Air Divisions

Formed	Dissolved	Callsign	Location, notes
1 August 1936	1 June 1942	-	Tokyo-North China-Manchuria
10 June 1938	1945	1045	Kakamigahara-Sapporo-Obihiro, was dissolved in 1942 and re-formed in 1943
24 July 1937	17 May 1945		Manchuria-Philippines (1944)-Singapore (1945)^[1]
15 April 1942	14 February 1944	2375	China-French Indochina-Dutch East Indies-Myanmar-China
15 April 1942	1944/1945		Manchuria-Philippines (1944) merged in 2nd Air Division
15 April 1942	1945		Myanmar-Phnom Penh(1945)
26 November 1942	1 August 1944		Rabaul-New Guinea
28 January 1943	21 July 1945		New Guinea-Ambon (1944)-Philippines (1944)
10 June 1943	1945	18900	Taipei
10 December 1943	1945		Palembang
8 March 1944	1945		Tokyo
15 July 1944	1945		Taisho Airfield
15 July 1944	1945		Kozuki Airfield
26 February 1945	1945		Hanguchi
?	1945	?	?^[2]
1935	1945	?	former Kumagayari flight school
?	1945	?	?
?	1945	?	?
?	1945	?	?
?	1945	?	paratroopers
20 June 1944	1945	?	former Tachikawa flight school in Tachikawa Airfield
May 1945	1945	?	former Army air transport school in Ibaraki Airport
June 1945	1945	?	former Shimoshidu air school in Wakaba-ku
June 1945	1945	?	former Akenokyo air school　in Obata, Mie
November 1944	1945	?	former Hitachi air school in Hitachi, Ibaraki, split from Akenokyo flight school in March 1944
June 1944	1945	?	former Hokota air school　in Hokota, Ibaraki
June 1944	1945	?	former Hamamatsu Army air school　in Hamamatsu
June 1944	1945	?	former Shirokiko Army air school　in Tokorozawa, Saitama, later in Northeast China.

Notes and References

http://www.cgsc.edu/CARL/nafziger/937JXAA.PDF Japanese 2nd Air Group Manchuria late 1937
http://www.cgsc.edu/CARL/nafziger/945PFAB.pdf Japanese Air Defenses Japanese Homeland June 1945