At the core of all of this is their entire culture has been subverted. Long gone are the days of high testosterone samurai. They've been replaced by pacified beta males who make perfect corporate drone. Suffice to say with T levels this low, their birth rates are plummeting.
It's quiet the deep rabbit hole, but here is a quick and funny video on Japanese work etiquette: https://www.youtube.com/watch?v=Lk6NqIPedm0
There is plenty of videos of their "tacit" acceptance of cheating as well. https://www.youtube.com/watch?v=zZRA4MdLokA
They also have a hikkimori(young men who isolate from society)problem: https://www.youtube.com/watch?v=oFgWy2ifX5s
At the core of all of this is their entire culture has been subverted. Long gone are the days of high testosterone samurai. They've been replaced by pacified beta males who make perfect corporate drone. Suffice to say with T levels this low, their birth rates are plummeting.
Japan, Post WWII was also building their own cuck society