A large number of Airbnb hosts were using this Business Manager Visa as a way to stay in Japan. People in China realized they could just buy/lease a guesthouse in Osaka / any tourist hotspot, and rent it out on Airbnb. Then they become a "business manager" and get a Japanese resident visa within 3 months. All you needed is to invest 5million yen, which is like 31k USD, which isn't much. People wrote entire online gui…
https://www.youtube.com/watch?v=UGAmKqTWjxU
https://www.youtube.com/watch?v=dXLOsYTfl7k
(These two videos are quite recent at the time of writing this here.)
Don't get fooled by the deliberate (but misleading) title(s). This is a narration of more and more restrictions coming. So the article here also taps into this 1:1.
In some ways it reminds me of Nigel Farage in the UK, though in Japan it is not quite as tied to an individual person.