https://en.m.wikipedia.org/wiki/Immigration_to_Japan#:~:text=Due%20to%20geographic%20remoteness%20and,society%20has%20been%20comparatively%20limited.
https://www.reddit.com/r/japan/comments/12dmsqp/it_is_so_hard_to_foreigners_wants_to_become_a/
https://en.m.wikipedia.org/wiki/Immigration_to_Japan#:~:text=Due%20to%20geographic%20remoteness%20and,society%20has%20been%20comparatively%20limited.
https://www.reddit.com/r/japan/comments/12dmsqp/it_is_so_hard_to_foreigners_wants_to_become_a/
2 comments
It’s not
With the highly skilled immigrant visa, you can apply for permanent residence after a year in Japan, and receive it within several months.
That’s the fastest path to permanent residence in any developed country to my knowledge.