ManOfCultureLeon
So at this point, Nemuri needs to take over as home room teacher and transfer all his girls into one class. Since they are being trained by him at the same time, the would all fall into the S class. Or they all graduate early. It seems there are few heroes left in MHA that would stand up to any of his MHA girls. When he creates his agency, pretty much all others will be shut down. Ivy alone would wreck most villains.