>>344436423It's a combination of things.
Individuals aren't allowed to grow because of the nature of Japanese society pushing the whole. Status is horrendously important.
Institutionalized bullying, where often one or two students are picked to be abused by the class as an example of defying authority.
The workload itself is crazy. First years have comparable work to American Private School AP courses.
3rd years have nonstop testing and spend their entire final year living like they're stuck in an endless job interview.
Pressure from school ends up influencing household affairs causing families to blame their children for not being right or not keeping up.