Global Sexual Culture Research Institute

Global Sexual Culture Research Institute, or Onuri Sex Culture Laboratory / 온누리 성문화 연구소, is a hentai webtoon first introduced in 2024. A creation of Yorunezumi and Yorunezumi, this ongoing manhwa dives deep into Drama, Fantasy, Mature, Romance storytelling.

In the year 2040, humanity developed a machine that could travel back in time.

“So, what do we do with the machine?”

“We must take a glimpse into the (lewd) pages of history when sexual culture flourished the most!”

…They said with extraordinary ambition.

Established by some pervert who screwed up— I mean, a group of researchers, the Global Sexual Culture Research Institute’s pan-human research begins now!

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