Article snapshot taken from Wikipedia with creative commons attribution-sharealike license.
Give it a read and then ask your questions in the chat.
We can research this topic together.
Yuki Tanaka (田中 利幸, Tanaka Toshiyuki, born May 26, 1949) is a History Professor at Hiroshima University.
He has written extensively about forced prostitution under the Japanese Empire, as well as in Japan under the US military rule. He also writes about laws of warfare.
Works
Hidden Horrors: Japanese War Crimes in World War II, Westview Press (1996) ISBN 0-8133-2718-0
Japan's Comfort Women: Sexual Slavery and Prostitution During World War II and the US Occupation, Routledge (2001) ISBN 0-415-19401-6
(co-edited with Marilyn B. Young) Bombing Civilians: A Twentieth Century History, The New Press (2009) ISBN 1-59558-363-7