The story will combine the legend of a demon king with a hero who crosses over time and other things. The comedy will involve traveling between a Japanese living room and another world.
(Note includes one extra bonus chapter.)
I Am the Hero, and the Demon King Is Also Me has finished publishing and it has 21 Chapters. It is also Known as: ボクが勇者で魔王もボクで, Boku ga Yuusha de Maou mo Boku de
Genres: Ecchi , Adventure , Comedy , Fantasy , Isekai , Harem , Romance , Seinen
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Top 5 Manga Like I Am the Hero, and the Demon King Is Also Me (Boku ga Yuusha de Maou mo Boku de) [2025 List]
5. Kuro no Shoukanshi

Losing his memories as a compensation for a transfer to another world, the curtains of the story of Kelvin rise. While steadily getting stronger, he adds new subordinates by mastering his skills in hope to get powerful enough to summon his Angel Follower who he has supposedly fallen in love previous to the memory loss, but by the time he noticed it, he had obtained overwhelming power...
Black Summoner is currently publishing and has Chapters. It is also Known as: 黒の召喚士, The Berserker Rises to Greatness, Black Summoner: A combat maniac's ascension
4. Kimi no Koto ga Dai Dai Dai Dai Daisuki na 100-nin no Kanojo

Aijou Rentaro tried and tried again, but after asking a hundred girls out on a date, he was rejected every single time. In desperation, he prays for guidance…only to be told by a god that his rejections were due to some cosmic error! Now the god is going to set things right by making sure that Aijou gets one hundred dates. Except, as things often do with gods, the dates come with a catch: one hundred girls are destined to be Aijou’s soulmate, and unless he returns their feelings each and every time, they’ll die in horrible accidents! Sure enough, girls start confessing their love to Aijou left and right. But how is he supposed to choose?! He doesn’t want to kill anyone! When he looks at each potential soulmate, it feels like a bolt of lightning. Can someone really love a hundred other people? This hilarious romantic comedy takes the harem concept to a wild extreme!
Note: Won second place of Tsugimanga 2020 Award in the Manga Category
The 100 Girlfriends Who Really, Really, Really, Really, Really Love You is currently publishing and has Chapters. It is also Known as: 君のことが大大大大大好きな100人の彼女, Kimi no Koto ga Daidaidaidaidaisuki na 100-nin no Kanojo, My 100 Girlfriends
3. Shounen no Abyss

Reiji’s life is as miserable as the small town he can’t escape. The most interesting thing that’s ever happened there is a double suicide down by the river. Does Reiji have any power over his fate, or will he too fall into the abyss?
Boy's Abyss has finished publishing and it has 183 Chapters. It is also Known as: 少年のアビス, World End Boy Meets Girl
2. Nana to Kaoru

Kaoru is a 17-year-old virgin who has an S&M fetish. He has always dreamt about an SM relationship with his childhood friend Nana, who is looked upon as perfect and is always the target of boys' eyes. Their relationship has somewhat deteriorated through the years, due to them hanging out with different people and because Kaoru is not taking his education too seriously.
One day though, Kaoru's mother gives some of his S&M toys to Nana for safekeeping. Nana finds the leather one-piece that Kaoru bought and tries it on but accidentally locks herself in it and doesn't have the key!
Kaoru frees her of the one-piece, but then Nana realizes she may like Kaoru's hobby more than she thought. Subsequently, the two of them start engaging in so-called "breathers." These breathers are intended to relieve Nana of stress that originates from her attempts at keeping her grades and name perfect.
Nana and Kaoru has finished publishing and it has 160 Chapters. It is also Known as: ナナとカオル, NanaKao
1. Monster Musume no Iru Nichijou

In a modern world where beast people exist and live with other humans, they have a regular household where a student lives with a lamia named Miia. The student, Kurusu Kimihito, came to live with Miia because of the culture exchange that has been going on with humans and sub-species alike. This is their story.
Monster Musume is currently publishing and has Chapters. It is also Known as: モンスター娘のいる日常, Everyday That There Is a Monster Girl, MonMusu