This is not porn; it is tension-building as a fine art. The "extra quality" label acknowledges that this game deserves to be experienced with the same fidelity as a prestige indie film.
Based on the title, I would speculate that the media production falls under the genres of drama, slice-of-life, or josei (a demographic targeting adult women). danchi no tsuma tachi wa extra quality
For the first time, young nuclear families had privacy and modern appliances, but this also birthed a new social phenomenon: the isolated housewife. Themes and Cultural Impact This is not porn; it is tension-building as a fine art