This article presents a description of the Japanese labor research institutes and labor training camps in Japanese-occupied regions of China and examines the lives of prisoners of war (POW) laborers in labor camps in Japan. The author remarks that when he was nine years old, his family lived on the verge of starvation and his three-mou plot of land was seized by a landlord nicknamed "Sheep Knife." The author's father went away to make a living and fell sick and died. Then, his mother, taking him and his younger sister, married Wu Yung-kuang. His stepfather could manage to make a precarious living by cultivating several mou of land. After the death of author's mother his stepfather brought him up. He was already sixteen years old. On the evening of the first day of the tenth month on the lunar calendar, 1923, when the author returned from the work in the field, he saw Shu-shu, his stepbrother sitting in dejection by the door. He told him that the village office has assigned them to beat the watches that night. In their village, the poor people had to take turns beating the night watches.