Hundred Regiments Offensive order of battle
- Aug 20 – Dec 5, 1940
 
China
18th Group Army – Deputy Commander Peng Dehuai
- 129th Division
- 47 regiments
 
 - 120th Division
- 22 regiments
 
 - 115th Division
- 46 regiments
 
 
Total: 115 Regiments, variously estimated between 70,000 and 300,000 men. Actual communist strike regiments exerted to the campaign would total about 22 regiments.
Japan
Japanese Northern China Area Army – Lieutenant General Hayao Tada[1]
- 15th Independent Mixed Brigade [ Hebei, Peiking area]
 - 27th Division [ Hebei, Tientsin area]
 - 7th Independent Mixed Brigade [ Shandong, Huimin area]
 - 110th Division [Hebei, Baoding area]
 - 8th Independent Mixed Brigade [Hebei, Shijiazhuang area] - Major General Mizuhara [2]
 - 1st Independent Mixed Brigade [Hebei, Handan area]
 - Mongolian Army [HQ: Chahar, Zhangjiakou]
 - 1st Army  [ Shanxi, Taiyuan]
- 36th Division [Shanxi, Lu'an area]
 - 3rd Independent Mixed Brigade [Shanxi, Shanheng (山亨) county area]
 - 4th Independent Mixed Brigade [Shanxi, Yangquan area] - Lieutenant General Katayama [2]
 - 9th Independent Mixed Brigade [Shanxi, Taiyuan area]
 - 41st Division [Shanxi, Linfen area]
 
 
Collaborationist Chinese forces
- ?
 
Notes
Sources
- Tetsuya Kataoka, Resistance and Revolution in China, The Communists and the Second United Front, UNIVERSITY OF CALIFORNIA PRESS, Berkeley, Los Angeles, Oxford
 - [2] 抗日战争时期的侵华日军序列沿革 (Order of battle of the Japanese army that invaded China during the Sino Japanese War)
 - [3] RESISTANCE WARS: Hundred Regiment Campaign