I found some great anime hentai fan art created by AI hentai generator:
The AI anime generator created the most similar character of High School DxD. And the prompt tags are:
Rias Gremory, High School DxD, curvaceous body, fair skin, blue-green eyes, crimson hair, long hair down to thighs...
Share some hentai generators:
1.Deep-Fake.ai: created hentai image by faceswap
2.Deepswap: anime and realistic hentai girl (text to image)
3.Perchance: free text to image hentai girl generator, but it with a nsfw filter now