Great photos documenting the historical landmarks you visited. The stories of the 'comfort women' are indeed a shameful period of the Japanese occupation of Korea. Unlike Germany, I find it really strange that Japan has never apologized for the atrocities that their armies and secret police committed.
During World War 2, many other Asian countries suffered under the Japanese. In Singapore many people lost their lives under very cruel conditions. Additional details can be read here
Even many European women also had suffered same pain as same as Asian women
That's true