- 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, Anime hentai, Manga porn Hentai, Porn hub hentai, Hentai gif, Hentai games
- Languages: Translated hentai, Chinese hentai
Hentai: Sensei no Kenkyuu Vol. 1
