Trained, no, costs you frequent health products, and it provides various daily dialogues. No pictures from one size to the next. The same picture on zoom for all of the sizes, really, boring, and in sex scenes if they show it, some do.
Training requires you take their anal virginity on the rack. Prior to inserting the anal hook or using dildos. Take their virginity on the rack, once they have a high happiness. Whoosh. Simple. The next day they're wearing plugs, especially if they didn't have any anal stat.