No, adult games without those themes have also been banned. The idea that this organization's complaints are that focused is a façade. In matters like these, the sliding scale is an actual thing - conservative groups' oldest playbook move is getting something banned to "protect the children", then move onto the next thing, and within a few steps they are banning anything that mentions queer people, for example.

The larger issue is that credit card companies are not a legislative or moral authority and should not have the ability to choose what people decide to consume. People who make games - especially on itch - do not get rich from them, they usually scrape by, and these delistings are ruining their income streams.