Sennin's Shield > How Much Money a Korean Comfort Woman Made
They were offered a monthly salary of 13,300 US dollars plus an optional advance payment of 133,000 US dollars in terms of the current monetary value, and they applied for the job of their own free will.
One Korean comfort woman saved up 26,145 Japanese yen in three years at the time when a college graduate can only make 20 Japanese yen a month. With 26,145 Japanese yen, you could buy 20 to 30 houses. It takes a lifetime for the average Japanese to buy only one single house even now, and many can't in their lifetime.
The official document of her savings is shown below:
Sennin's Shield > How Much Money a Korean Comfort Woman Made