Order of battle for Battle of Changsha (1939)

The Battle of Changsha (1939) (September 17, 1939 – October 6, 1939) was an unsuccessful attempt by Japan to take the city of Changsha, China, during the second Sino-Japanese War.

The Japanese forces comprised 100,000 troops in 6 Divisions, in addition to many river-going vessels. The Chinese defenders numbered 160,000 troops in 5 Army Groups, 1 Army, and 7 Corps.

Japan
Japan (Early September 1939)

11th Army - Yasuji Okamura
 * 6th Division - Lt. Gen. Shiro Inaba
 * 11th Infantry Brigade
 * 13th Infantry Regiment
 * 47th Infantry Regiment
 * 36th Infantry Brigade
 * 45th Infantry Regiment
 * 23rd Infantry Regiment
 * 6th Field Artillery Regiment
 * 6th Cavalry Regiment
 * 6th Engineer Regiment
 * 6th Transport Regiment
 * 106th Division - Lt. Gen. Ryotaro Nakai
 * 111th Infantry Brigade
 * 113th Infantry Regiment
 * 147th Infantry Regiment
 * 136th Infantry Brigade
 * 125th Infantry Regiment
 * 145th Infantry Regiment
 * 106th Field Artillery Regiment
 * 106th Cavalry Regiment
 * 106th Engineer Regiment
 * 106th Transport Regiment
 * 33rd Division - Lt. Gen. Shigetaro Amakasu
 * 33rd infantry Brigade Group:
 * 213th Infantry Regiment
 * 214th Infantry Regiment
 * 215th Infantry Regiment
 * 33rd Recon Regiment
 * 33rd Mountain Artillery Regiment
 * 33rd Military Engineer Regiment
 * 33rd Transport Regiment
 * 13th Division - Gen. Shizuichi Tanaka
 * Nara Detachment of 13th Division - Major Gen. Akira Nara
 * 26th Infantry Brigade - Major Gen. Akira Nara
 * 58th Infantry Regiment
 * 116th Infantry Regiment
 * With elements of:
 * 19th Mountain Artillery Regiment
 * 17th Cavalry Regiment
 * 13th Engineer Regiment
 * 13th Transport Regiment
 * 3rd Division - Lt. Gen. Shinichi Fujita
 * Uemura Detachment of 3rd Division - Major Gen. Mikio Uemura
 * 29th Infantry Brigade - Major Gen. Mikio Uemura
 * 18th Infantry Regiment
 * 34th Infantry Regiment
 * With elements of:
 * 3rd Field Artillery Regiment
 * 3rd Cavalry Regiment
 * 3rd Engineer Regiment
 * 3rd Transport Regiment
 * 101st Division - Yaheta Saito, s/b Lt. Gen. Masatoshi Saito
 * 101st Infantry Brigade
 * 101st Infantry Regiment
 * 149th Infantry Regiment
 * 102nd Infantry Brigade
 * 103rd Infantry Regiment
 * 157th Infantry Regiment
 * 101st Field Artillery Regiment
 * 101st Cavalry Regiment
 * 101st Engineer Regiment
 * 101st Transport Regiment

Naval Forces:

China Area Fleet
 * 11th Sentai
 * 13th Gunboat Unit
 * Shanghai SNLF (a detachment)
 * 4th Guard Unit

Notes:
 * Naval forces were involved an opposed landing at the mouth of the Mi-lo River on the Hsiang River "enemy marines, elements of 3rd Division (Uemura Column /29th Bde), scores of ships and more than a 100 motor boats." Troops are identified on map 17 as the Muragami Column.

China
(Early September 1939)

9th War Area - Chen Cheng
 * 19th Group Army - Lo Cho-ying
 * 32nd Army - Sun Ken-tang
 * 139th Division - Li Chao-ying
 * 141st Division - Tang Yung-hang
 * 49th Army - Liu Tuo-chuan
 * 105th Division - Wang Tieh-han
 * 9th Reserve Division - Chang Yen-chuan
 * 1st Group Army - Lu Han
 * 58th Army - Sun Tu
 * New 10th Division - Liu Cheng-fu
 * New 11th Division - Lu Tao-yuan
 * 60th Army - An En-pu
 * 183rd Division - Li Chao-ying
 * 184th Division - Wan Pao-pang
 * 2nd Advance Column - ?
 * 6th Kiangsi Preservation Regiment
 * 30th Group Army - Wang Ling-chi
 * 78th Army - Hsia Shou-hsun
 * New 13th Division - Liu Juo-pi
 * New 16th Division - Wu Shao-chuan
 * 72nd Army - Han Chuan-pu
 * New 14th Division - Chen Liang-chi
 * New 15th Division - Fu-yi
 * Hupei Hunan Border Area Advance Force - Fan Sung-pu
 * 8th Army - Li Yu-tang
 * 3rd Division - Chao His-tien
 * 197th Division - Ting Ping-chun
 * 3rd Advance Column - Chung Shih-pan
 * 4th Kiangsi Preservation Regiment - Cheng Chih-ching
 * 5th Kiangsi Preservation Regiment - Chung Shih-pan
 * 9th Kiangsi Preservation Regiment - Hsu Pu-chih
 * 1st Advance Column - Kung Ho-chung
 * Hupei Peace Preservation Regiment - Pi Tsung-yung
 * 27th Group Army - Yang Sen
 * 20th Army - Yang Han-yu
 * 133rd Division - Li Chao-ying
 * 134th Division - Yang Kan-tsai
 * 15th Group Army - Kuan Lin-cheng [acting]
 * 52nd Army - Chang Yao-ming
 * 2nd Division - Chao Kung-wa
 * 25th Division - Chang Han-chu
 * 195th Division - Chin Yi-chih
 * 37th Army - Chen Pei
 * 60th Division - Liang Chung-chiang
 * 95th Division - Lo Chi
 * 79th Army - Hsia Chu-chung
 * 98th Division - Wang Chia-pen
 * 82nd Division - Lo Chi-chiang
 * 140th Division - Li Tang
 * 20th Group Army - Shang Chen, Dep:Huo Kuei-chang
 * Tung-ting Garrison - Huo Kuei-chang
 * 53rd Army - Chou Fu-cheng
 * 116th Division - Chao Sao-tsung *
 * 130th Division - Chu Hung-hsun *
 * 54th Army - Chen Lieh
 * 14th Division - Chueh Han-chien
 * 50th Division - Chang Chun *
 * 23rd Division - Sheng Feng-yao
 * 87th Army - Chou Hsiang-chu
 * 43rd Division - Chin Teh-yang
 * 198th Division - Wang Yu-ying
 * 73rd Army - Peng Wei-jen
 * 15th Division - Wang Chih-pin
 * 77th Division - Liu Chi-ming
 * 4th Army - Ou Chen
 * 59th Division - Chang The-neng
 * 90th Division - Chen Yung-chi
 * 102nd Division - Po Hui-chang
 * 70th Army - Li Chueh
 * 90th Division - Tang Po-yin
 * 107th Division - Tuan Heng *
 * New 6th Army - Chen Chiu-cheng
 * 5th Division - Tai Chi-tao *
 * 6th Division - Lung Yun-fei *
 * 74th Army - Wang Yao-wu
 * 51st Division - Li Tien-hsia
 * 57th Division - Shih Chung-cheng
 * 58th Division - Chen Shih
 * 5th Army - Tu Yu-ming
 * 1st Honor Division - Cheng Tung-kao
 * 200th Division - Tai An-lan *
 * New 12th Division- Chiu Ching-chuan
 * 99th Army - Fu Chang-fang
 * 92nd Division - Liang Han-ming *
 * 76th Division - Wang Ling-yun *
 * 11th Division - Yey Pei-kao

Notes:
 * * Uncommitted to battle in the campaign.