Hentai Manga like Ichi kara Oshiete Ageru

Yumemiru Vampire

Status: Finished
Genres: Romance , Supernatural

All pure-hearted Mamoru Hishida wants is to live as a decent human being. So he can’t figure out why his life keeps spiralling out of control. Then one night, he happens upon a beautiful vampire who immediately recognizes him for what he truly is —an incubus—human hybrid, and on the brink of sexual starvation. The vampire strikes a bargain with Mamoru to become his familiar in exchange for a supply of sexual energy... But are familiars usually charged with attending manga conventions? Thus begins a strange romance between a virgin incubus and a sensual, manga-obsessed vampire.

Koko kara wa Otona no Jikan desu.

Also known as It's an Acquired Taste.

Status: Releasing
Genres: Drama , Romance , Supernatural

"I'd like you to sleep with me." The day after my birthday, the chief I look up to made me a shocking request. I agreed wanting to be useful to him, but... he suddenly pushed me down looking nothing like himself!! Mikan Sasaki, an office lady who can see spirits, is pretty worried about all the evil spirits attached to Chief Akutsu, whom she's one-sidedly in love with. Moreover, she's been feeling a truly wicked presence among them lately... That very night, when she was drinking in the park in the name of a birthday party alone, he just happened to pass by and bring her back to his place... She then woke up with no memories of the previous night and her handsome chief sleeping right next to her!!I'm wounded and there's a bandage on it, meaning that I caused him trouble, right...? I asked him what I could do to pay him back, but for some reason he asked me to sleep with him!? In his room, in his bed filled with his scent, my heart is about to explode just from lying down next to the one I've loved for a long time. I can't believe I'm this close to him, whom I've always only watched from afar...A bed time love story about how an awkward pair get a bit closer every passing night.

Hajeolgi

Also known as Summertime.

Status: Finished
Genres: Romance , Slice of Life

Yeo Eunho and Cha Dohyeon have been friends all their lives. After 19 years, Eunho seems to have a good grasp on Dohyeon, even knowing that his “perfect” image at school is a façade. But what Eunho is absolutely oblivious to is the fact that Dohyeon has had an obsessive crush on him for years. Though Dohyeon has been able to keep it a secret in order to slowly ease his way into Eunho’s heart, the sudden arrival of a new student named Kwon Yihyeon throws a wrench into his plans. What will Dohyeon do to keep Eunho by his side? And will Eunho ever realize his best friend’s feelings for him?

Plaything: Eoneu Daegong Gakaui Jangnangam

Also known as Plaything: The Grand Duke's Boytoy.

Status: Finished
Genres: Drama , Psychological , Romance

Ilic has committed the perfect crime—or so he thought. After killing his boss’s son in self-defense, Ilic is soon found out by none other than Grand Duke Sa-yan. The duke is gracious enough to allow Ilic keep his secret…as long as Ilic expresses his gratitude by begging the duke to bed him. And if Ilic refuses, his life may be endangered by his boss’s wrath. Now entirely at Sa-yan’s mercy, Ilic is forced to embark on an affair that involves much more than he bargained for: acts of indecency, political intrigue, and maybe even love.

Mary Jane

Also known as Mary Jane.

Status: Releasing
Genres: Drama , Romance

Dr. Doh Won is a renowned psychoanalyst. Upon returning to Korea, he takes a position at the Institute for Psychoanalysis and does his best to avoid criminal cases to protect his family. One day, the enigmatic arsonist MJ pays him an unexpected visit. MJ insists on ongoing sessions to address his uncontrollable desire to start fires. Reluctantly, Doh Won agrees, only to discover that MJ is more than just an arsonist; he’s involved in something major related to a mysterious figure known only as ‘Father.’ Will Doh Won be able to extinguish MJ’s love of fire? And just who is this ‘Father,’ and what connection does he have with MJ?

Vivarium

Also known as Vivarium.

Status: Finished
Genres: Drama , Psychological , Romance

Yoo Heesung is…not a nice person, to say the least. Arrogant, selfish, and criminally lacking in loyalty. So when he decides to steal from his childhood friend, their years of history don’t really weigh upon his mind. Until he wakes up, head pounding, tied to the bed of a dingy room?! Choi Jaeyeon knows just how awful Heesung can be, and is determined to teach him a lesson he will never forget.

Note: Chapter count includes an epilogue and 6 side story chapters.