China detained a Japanese woman in 2015, alleging she had engaged in spying activities in Japan, sources familiar with the bilateral relationship said Monday, marking the first known case in which actions taken in Japan became the basis for Chinese criminal prosecution.The woman, a Chinese-born former executive of a Japanese language school in her 60s, was detained in Shanghai during a business trip after allegedly conveying a Chinese diplomat's views on the Tokyo-controlled, Beijing-claimed Senkaku Islands in the East China Sea to the Japanese government, the sources said.In December 2018,…READ FULL ARTICLE