Tsaoyang-Yichang Campaign 1 May – 18 June 1940
(Early May - Late June 1940)
11th Army - Lt. General Waichirō Sonobe [5]
Northern Pincer
3rd Division - General Masataka Yamawaki [1,4]
5th Infantry Brigade
6th Infantry Regiment
68th Infantry Regiment
29th Infantry Brigade
18th Infantry Regiment
34th Infantry Regiment
3rd Field Artillery Regiment
3rd Cavalry Regiment
3rd Engineer Regiment
3rd Transport Regiment
Central Force
39th Division - Lt Gen. Keisaku Murakami [1,4]
39th Infantry Brigade Group:
231st Infantry Regiment
232nd Infantry Regiment
233rd Infantry Regiment
39th Recon Regiment
39th Field Artillery Regiment
39th Military Engineer Regiment
39th Transport Regiment
Southern Pincer
13th Division - General Shizuichi Tanaka [1,4]
26th Infantry Brigade
58th Infantry Regiment
116th Infantry Regiment
103rd Infantry Brigade
65th Infantry Regiment
104th Infantry Regiment
19th Mountain Artillery Regiment
17th Cavalry Regiment[1]
13th Engineer Regiment
13th Transport Regiment
20 Tanks [1] Possibly from 7th or 13th Tank Regiments [5]
Ichang Column
Ikeda Detachment - Major Gen. Naomi Ikeda / 6th Division [5]
11th Infantry Brigade
13th Infantry Regiment
One battalion each from 47th, 23rd, 45th Infantry Regiments / 6th Div.
One battalion of 2nd Independent Mountain Gun Regiment / 11th Army
One platoon of 6th Cavalry Regiment / 6th Div.
One company of 6th Engineer Regiment / 6th Div.
Two companies of 6th Transport Regiment / 6th Div.
Kansui(漢水) Detachment - Col. Higaki (17th Anchorage HQ)[5]
17th Anchorage HQ
6th Reserve Battalion of Imperial Guard Division
6th Independent Engineer Regiment
1st Company of 10th Independent Engineer Regiment
Five Surface Transport Units
Construction Transport Unit
9th Transport Supervision Unit
Navy
1st China Expeditionary Fleet [5]
NLF from 1st China Expeditionary Fleet[5]
Airforce: [3]
3rd Hikodan - Major General Kuwana
Headquarters in Hankou
At Hankou airfield:
17th Dokuritsu Hiko Chutai [Reconnaissance squadron.]
44th Sentai (one reconnaissance and two direct cooperation units)
59th Sentai
1st Chutai Nakajima Ki-27
2nd Chutai Nakajima Ki-27
At Wuchang airfield:
11th Sentai (less one chutai)
2nd Chutai Nakajima Ki-27
3rd Chutai Nakajima Ki-27
75th Sentai [Light bomber unit]
3rd Hikodan was directed to cooperate with the land operations of the 11th Army and suppress the enemy air force.
Other forces in the Ichang Campaign, (Security forces to replace offensive units.)
Yoshida Detachment - Col. Yoshida [5]
61st Battalion / 14th Independent Mixed Brigade
(Sent from 14th Independent Mixed Brigade assigned to Juijiang area [2].)
40th Division(partial) - Lt. Gen Naojikiro Amaya [1,2,4]
(Said to have been sent to Xinyang area at the end of May 1940. [1] This may have been a mistake for the Ogawa Detachment sent from 34th Division.)
Ogawa Detachment - Col. Ogawa [5]
216th Infantry Regiment / 34th Division
18th Independent Mixed Brigade - Major-General Koichi Kayashima [2,4]
92nd Independent infantry battalion
93rd Independent infantry battalion
94th Independent infantry battalion
95th Independent infantry battalion
96th Independent infantry battalion
Brigade artillery troops
Brigade engineer unit
Brigade communication unit
The 18th Independent Mixed Brigade: Formed on November 7, 1939 and enrolled in the 11th Army order of battle, in the northern Jiujiang area. [2] Said to have been sent from Wuning to Shayang area at the end of May 1940. [1]
101st Mixed Brigade - Major General Matsuyama [5]
China Stationed Infantry Battalion / 27th Division - Tianjin
26th Independent Infantry Battalion / 7th Independent Mixed Brigade - Huimin area
From North China [5]
Kurahashi Detachment - Col. Kurahashi
60th Infantry Regiment / 15th Division
From 13th Army [5]
Matsui Detachment - Major General Matsui [5]
22nd Infantry Group / 22nd Division - Hangchow
3 Battalions
(Mid April 1940)
5th War Area - Li Tsung-jen
2nd Army Group - Sun Lianzhong
68th Corps - Liu Ju-ming
119th Division
143rd Division
27th Separate Brigade
30th Corps - Wang Chung-lien
27th Division
30th Division
31st Division
31st Army Group - Tang En-po
13th Corps - Chang Hsueh-chung
89th Division
110th Division
11th Separate Brigade
85th Corps - Wang Chung-lien
4th Division
32nd Division
11th Separate Brigade
11th Army Group - Huang Qixiang
92nd Corps - Li Hsien-chao
21st Division
47th Division
84th Corps - Mo Shu-chieh
178th Division
188th Division
29th Army Group - Wang Zuanxu
44th Corps - Liao Chen
149th Division
150th Division
67th Corps - Hsu Shao-tsung
161st Division
162nd Division
22nd Army Group - Sun Zhen
45th Corps - Chen Ting-hsun
125th Division
127th Division
41st Corps - Sun Chen
122nd Division
124th Division
1st Guerrilla Division
33rd Army Group - Zhang Zizhong
55th Corps - Tsao Fu-lin
29th Division
74th Division
77th Corps - Feng Zhi'an
37th Division
132nd Division
179th Division
59th Corps - Huang Wei-kang
38th Division
180th Division
9th Cavalry Division
75th Corps - Chao Ai
6th Division
13th Division
4th Cavalry Division
39th Corps - Liu Ho-ting
56th Division
River Defense Force - Kuo Chan(Mid April 1940)
94th Corps - Li Chi-lan
12th Division
185th Division
55th Division
26th Corps - Hsiao Chih-chu(Mid April 1940)
23rd Division
41st Division
44th Division
2nd Corps - Li Yen-nien
76th Division
33rd Division
New 12th Corps - Cheng Tung-kuo
1st Honor Division
5th Division
18th Corps - Peng Shan
18th Division
77th Division
199th Division
Eastern Hupei Guerilla Force
7th Corps - Wang Tsan-pin
171st Guerrilla Division
172nd Guerrilla Division
3rd Guerrilla Division
4th Guerrilla Division
Commander Cheng Ju-hai
16th Guerrilla Division
19th Guerrilla Division
11th Guerrilla Regiment
