Yoshiaki Yoshimi wrote a book, which was published by Iwanami Shoten on 20 Apr. 1995.
It was translated in English and can be bought in Amazon.
Its title is “Comfort Women”. Its subtitle is “Sexual Slavery in the Japanese Military During the World War II”.
“Sexual Slavery” is incorrect. “Prostitutes” is correct.
If you access my web site, you will understand.
Makoto Sakurai’s speech in the Tokyo gubernatorial election in front of the Sugamo Station Front Exit (29 July 2016)