- Parodies: Original hentai
- Categories: Doujinshi
- Tags: Original Hentai, Kisaragi moyu Hentai, Doujinshi Hentai, Sole female Hentai, Stockings Hentai, Glasses Hentai, Nagisa no haikara kingyo Hentai, Japanese Hentai, Anime hentai, Hentai comics, Manga porn Hentai, Best hentai manga, Hentai porn comics
- Artists: Kisaragi moyu hentai
- Groups: Nagisa no haikara kingyo hentai
- Languages: Japanese hentai
Hentai: 生態研究
