- Parodies: Original hentai
- Categories: Doujinshi
- Tags: Original Hentai, Doujinshi Hentai, Yaoi Hentai, Males only Hentai, Multi work series Hentai, Beauty mark Hentai, Translated Hentai, Chinese Hentai, Hentai haven, Manga porn Hentai, Jav hentai, Anime tits Hentai, Hentai games
- Languages: Translated hentai, Chinese hentai
Hentai: Sensei no Kenkyuu Vol. 1
