Itchio has censored and shadowbanned other game devs before. Itchio is woke to put it plainly.
You could use FOSS alternatives that are decentralized to get your game out there. There's also another adult video game site such as LewdCorner, which already has your game there.
11 Decentralized, P2P and Open Source Alternatives to Mainstream Social Media Platforms Like Twitter, Facebook, YouTube and Reddit
https://itsfoss.com/mainstream-social-media-alternaives/