They have taken a grand total of 37 Muzzie refugees and there are no plans for more.
There are over sixty mosques in Japan, so I suspect the Muslim population is greater than you suggest. I suspect that they've done some re-evaluating of their immigration policies in recent years, and slowed the pace considerably.
Japan is an old culture, one which will likely exist long after we kill our own with political correctness.
Japan’s muzzie pop is under 50,000.
I don’t know why you would think I stated Japan’s total muzzie pop was 37 or under.
Except that they're dying-out because their people of child-bearing age aren't bearing children.