Toru Hashimoto quotes:

There is no other city as vulgar and obscene as Osaka. We should celebrate the image and welcome the development of casinos and red-light districts to attract people.

To maintain discipline in the military, it must have been necessary at that time. For soldiers who risked their lives in circumstances where bullets are flying around like rain and wind, if you want them to get some rest, a comfort women system was necessary. That's clear to anyone.