Seireki 2200-nen no Ota

When seeing his favorite idol in the hands of an old man, Oota's heart breaks into a thousand pieces, but he doesn't have time to grieve! As the ground beneath him rips open, he falls into a time rift that sends him into the distant future of 2200 A.D.! This future is an era where men have now been replaced with sex bots and machines are powered by women's orgasms. Oota thinks he's fallen into a pretty sweet deal, but he soon finds himself as a pawn in some futuristic class warfare. Will this virgin from the past be the hero this future needs?!

(Source: FAKKU)