Why ppl surprised? Look at the history. Japanese did really fked up things in WW2 like Unit 731, Nanjin Mascaraed and there are Japanese out there denying these war crimes committed by Japanese in WW2. Some Japanese even brag about it in the social media.
Japanese men loves ugly bastard type hentai so Japanese men can self-insert to the hentai ugly bastard character and fk the girl so author trying to earn money by appealing to that. Author is a woman btw
It's True though. One of the culprit of Junko case was prefect example of that. Not only culprits got off lightly and also culprit family blame the victim. I think it was two culprit managed to get even married later and One of culprit actually on twitter crying about couldn't sleep due to seen...