#ChemicalWeapons #WW2 #Use #Japan #China
Hiroshima and Tadanoumi: The unknown history of Japan's 'wartime capital' and 'Poison Gas Island'
en.people.cn/n3/2026/0305/c…
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Okunoshima is a remote island 80 kilometers away from Hiroshima. In November 1928, the Japanese Imperial Army hemical weapons factory there, named "The Tadanoumi Weapons Factory." Between 1929 and 1944, this factory produced over 6,600 tons of toxic chemicals prohibited by international conventions, such as mustard gas and lewisite, accounting for 90 percent of total production of toxic chemicals in Japan. The island came to be known as "Poison Gas Island." To cover up the production of toxic chemicals, the Japanese government once erased the island from published maps.
The vast majority of toxic chemicals produced on Okunoshima Island were loaded into chemical weapons and shipped to China. During its war of aggression, the Japanese army used chemical weapons on countless Chinese, in flagrant violation of international law. There were 1,241 documented instances with precise records of time, location, and casualties.
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