Some big families sometimes buy it.
It should be said that even this kind of painter was very famous in the Ming Dynasty. Ahem, in fact, Tang Bohu also painted this kind of painting. At that time, I didn't think it was shameful, and some people bought it back.
Of course, I won't promote myself, but it is really an education.
Besides, there are others like being a steady woman, who will be educated before the wedding, and so on.
That's basically it. There is no systematic education, but it is dispersed through various channels.