Ota-kun, the otaku gets transported in time to 10 000 B.C., where he conquers unsuspecting prehistoric women with his knowledge of modern sex.
The Otaku in 10000 B.C.
Kigenzen Ichimannen no Ota, The Otaku in 10,000 B.C., 紀元前1万年のオタSynopsis The Otaku in 10000 B.C.
Warning, the series titled "The Otaku in 10000 B.C." may contain violence, blood or sexual content that is not appropriate for minors.


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