A Chinese employee of a Japanese trading company operating in China has been detained by the country's authorities on suspicion of leaking information related to rare metals, sources familiar with bilateral relations say.
Chinese authorities have detained a Japanese man in his 50s in Shanghai, although details of the detention and the reason for it remain unknown, the Japanese Foreign Ministry says.
The eldest son of a prominent Chinese historian who taught at a university in Japan s Hokkaido and is currently detained by Chinese authorities on suspicion of espionage is calling for his father to be released.