YO THE SHADOW BAN IS GONE 
Well, somewhat at least. Harem Hotel is findable on itch.io search, and appears on the Top Rated and other collections. It seems to me paying for Harem Hotel is not possible (yet). Game can be bought from other platforms like Patreon or Subscribestar.
Itch.io has published this
Link to that and update to FAQ appears in itch.io blog entry