- 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, Hentai haven, Porn hub hentai, Anime tits Hentai, Hentai porn comics
- Languages: Translated hentai, Chinese hentai
Hentai: Sensei no Kenkyuu Vol. 1
