Japanese students visiting South Korea view photos of Korean women who were sex slaves of Japan's army.Credit...Ahn Young-Joon/Associated Press SYDNEY, Australia, March 7 — Wu Hsiu-mei said she was 23 and working as a maid in a hotel in 1940 when her Taiwanese boss handed her over to Japanese officers. She and some 15 other women were sent to Guangdong Province in southern China to become sex slav