In the circumstances in which bullets are flying like rain and wind, the soldiers are running around at the risk of losing their lives....According to the BBC story, "Some 200,000 women in territories occupied by Japan during WWII are estimated to have been forced to become sex slaves for troops."
If you want them to have a rest in such a situation, a comfort women system is necessary. Anyone can understand that.
As those women were being raped, Hashimoto was not even a twinkle in his daddy's eye. His hindsight is nothing unusual -- those who did not live something are often pretty quick to assert an understanding that lacks understanding -- but still ....
Those with the stomach for it might want to watch, "City of Life and Death," a subtitled movie about the Japanese occupation of Nanking/Nanjing during the war. No doubt the flavor of the film cannot hold a candle to the reality, but it is a flavor. I sympathize with those who lack the stomach for such a movie ... eating ground glass is not exactly a joyous -- or even restful -- pastime.