He was the main Japanese commander at the time of Zhejiang - Jiangxi Campaign , during which Chinese sources claim that over 250,000 civilians were killed .
Hata returned to China as commander - in - chief of the China Expeditionary Army in March 1941 .
Hata was the main Japanese Hata at the time of Zhejiang - Jiangxi Campaign , during which China sources claim that over 250,000 civilians were killed .
Hata returned to China as commander - in - chief of the China Expeditionary Army in March 1941 .