Zhejiang-Jiangxi campaign

Zhejiang-Jiangxi campaign
Part of the Second Sino-Japanese War and the Pacific Theater of World War II

A Japanese soldier with 50 mm heavy grenade discharger during the Zhejiang-Jiangxi Campaign, 30 May 1942
Date (1942-05-15) (1942-09-04)May 15 – September 4, 1942
(3 months, 2 weeks and 6 days)
Location
Vicinity of Zhejiang, Jiangxi
Result Japanese victory
Belligerents
 China
 United States
 Japan
Commanders and leaders
Gu Zhutong
Shangguan Yunxiang
Tang Shih-Tsun
Wang Jingjiu
Li Jue
Xue Yue
Ou Zhen
Shi Zhongcheng
Wang Yaowu
Xia Chuzhong
Sun Du
Feng Sheng-Fa
Ding Zhipan
Wang Tieh-Han
Chang Wen-Ching
Tao Kuang
Liu Yu-Ching
Fan Tse-Ying
Mo Yu-Shuo
Shunroku Hata
Shigeru Sawada
Korechika Anami
Sanji Ōkido
Tetsuzo Ide
Takayuki Uchida
Toshijiro Takeuchi
Johkichi Nanbu
Haruo Yamamura
Hachiro Tagami
Tagaji Takahashi
Shigeru Ōga
Saburo Takehara
Takejiro Imai
Tokutaro Ide
Giichi Hirano
Naotsugu Sakai 
Units involved
 Republic of China Army  Imperial Japanese Army
Unit 731
Strength
22,099 officers and 290,209 soldiers 180,000
Casualties and losses
Chinese claim :
724 officers and 23,637 soldiers killed
914 officers and 24,366 soldiers wounded
600 officers and 18,040 soldiers missing

Japanese claim : 41,960 killed and 10,992 captured
Chinese claim : 36,869 killed or wounded

Japanese claim :
13th army :
1,284 killed
2,767 wounded
11,812 fallen ill
11th army :
336 killed
949 wounded
250,000 Chinese killed

The Zhejiang-Jiangxi campaign or the Chekiang–Kiangsi campaign (Japanese: 浙贛作戦, simplified Chinese: 浙赣战役; traditional Chinese: 浙赣戰役; pinyin: Zhè-Gàn Zhànyì), also known as Operation Sei-go (Japanese: せ号作戦), was a campaign by the China Expeditionary Army of the Imperial Japanese Army under Shunroku Hata and Chinese 3rd War Area forces under Gu Zhutong in Chinese provinces of Zhejiang and Jiangxi from mid May to early September 1942.