In the shadows of World War II, Japan built a secret unit that turned human beings into test subjects. Unit 731’s story is one of horror, cruelty, and silence.

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GRAPHIC CONTENT WARNING: Hideo Shimizu was 14 when he was drafted to the city of Harbin in Japanese-occupied Manchuria. He bore witness to some of history's worst atrocities.

Sakaki Hayao, who headed Unit 731's Lin Kou branch, detailed an 'extremely cruel' experiment conducted at the Anda field in his testimony to the Shenyang special military tribunal in 1956.

Photo taken on April 18, 2014 shows a sculpture at the Unit 731 ruins and sites in Harbin, capital of Northeast China's Heilongjiang Province. File Photo: Xinhua A Chinese blogger known for ...

HARBIN -- New evidence of Unit 731 — a Japanese germ-warfare unit that operated during World War II — was unveiled on Friday ...

Chinese film Biochemical Revelations 731, which delves into the horrific bacteriological experiments conducted by the Japanese army's Kwantung Army Chemical Department, also known as Unit 731, in ...

New evidence of Japan's Unit 731 bio-warfare By Chen Boyuan 0 Comment (s) Print E-mail China.org.cn, September 17, 2013 ...

The sprawling Unit 731 complex is in the southern outskirts of Harbin, the biggest city of Manchukuo, the puppet state set up by Japan after it occupied northern China in 1931.

Led by Gen. Shiro Ishii, Unit 731 researchers "used men and women as involuntary test subjects, causing them unspeakable pain and suffering as they were injected with germs, fed infected foods ...