Hentai Manga like Seongjidogwanri Gongmuwon

Onnuri Seongmunhwa Yeonguso

Status: Releasing
Genres: Comedy , Drama , Hentai

In the year 2040, mankind developed a time machine that could move through time and space to the past. So what are you going to do with this machine? “Research the (obscene) times when sexual culture bloomed!” …With this aspiration, some extraordinary perverts- No, researchers, gathered in the Onuri Sexual Culture Laboratory. From her on, the interesting human sex research begins!

Seongjeoktteoksang

Also known as Study Buddies.

Status: Releasing
Genres: Drama , Hentai , Romance

Nathan ends up living with his two childhood friends after his dad asks one of them to tutor him for his college entrance exam.

An Boineun Tumyeongchyu

Also known as The Skill of Being Unseen.

Status: Releasing
Genres: Drama , Fantasy , Hentai , Supernatural

The extremely hideous Joonyoung finds himself duped into an unfair contract with a mischievous succubus. To survive, he must seduce women, a daunting task for someone like him. However, he’s granted a unique superpower to aid in his mission: the ability to become invisible! With this newfound skill, Joonyoung navigates a world of unseen opportunities and challenges, all while trying to outsmart the supernatural forces at play. Can he master the art of invisibility and turn the odds in his favor, or will the succubus's game prove too dangerous?

Yeodongsaengirang Bimil Lesson

Also known as Secret Lessons for My Sister.

Status: Releasing
Genres: Comedy , Drama , Hentai , Romance

"I heard you're the master at sex."

His friends call him Dr. Sex, but in reality, Jin-Yeong is still a virgin. However, he lies to his sister, Bom, and acts like he has experience. However... He didn't expect Bom to sneak into his room asking him to teach her about sex every night!!!

Yakchoaedam

Also known as Herbal Bathhouse Tales.

Status: Releasing
Genres: Drama , Hentai , Romance

In a quiet countryside village lies an ancient, family-owned hot spring, passed down through generations. As it prepares for its grand reopening, Jinho is suddenly left to run the bathhouse alone. His only help? Sejeong, the gorgeous girl next door. As they work together to deep-clean the place, they stumble upon a mysterious bundle of herbs and an old medicinal book in the storage room. When they brew a vibrant, green herbal bath from the fragrant herbs, something unexpected begins to heat up—and it’s not just the water!