China Expeditionary Army
The Zhejiang-Jiangxi campaign (: 浙贛作戦, ), also known as Operation Sei-go, 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 the Chinese provinces of Zhejiang and Jiangxi from mid May to early September 1942.