Animation – any assemblage of drawings or computer generated graphics which produce simulated movement once photographed or programmed into a sequence. For animated porn, these graphic images simulate a wide variety of sexual positions and situations between human characters, animals and sometimes monsters or aliens.

Anime and Hentai – Hentai is the adult version of japanese anime, often using extreme pornographic themes in the realm of BDSM, fetish and science fiction.

Hentai Tentacle Sex – A sub genre of hentai porn dealing with girls or women recieving multiple penetrations by a multi-appendaged creature or demon.