Completed
A story about an otaku time-traveling to 10,000 BC and finding himself in the middle of an all-women tribe that prohibits sex with outsiders. He then goes on to create history in how mankind did intercourse till then with the first ever 69, missionary, and so on.
The Otaku in 10,000 B.C. Manga, also known as 紀元前1万年のオタ, Kigenzen 10000-nen no Ota, Kigenzen 1-mannen no Otaku. This Completed Manga was released in 2020. This series was written & illustrated by Nagashima Chousuke. The Otaku in 10,000 B.C. is about Adult, Hentai story.
