The Kpop industry has been growing and growing over the last couple of years. Millions of dollars are invested into the trainees every single year. This might sound like a lot, but it really happens. The trainees cost on average $10,000+ each month to maintain.
No, most of the Kpop idols aren’t allowed to date because that is what it says in their contract. Contracts are often 5 to 10 years long where idols aren’t allowed to date. This might sound harsh, but it’s what the idols have signed up for.
Yes, Korean actors are allowed to date. It’s not as bad as the idol industry. The actors are often signed to an agency and allow to date, and it’s pretty common that actors date after a movie or drama. There’s a lot of build-up and relations created when filming.
As you already might know, BTS wears extremely expensive clothes. At the beginning of their career, they didn’t do this because they couldn’t afford this, most likely. Now BTS has grown and gotten very popular worldwide.