I, Vincent, a butler of a count’s daughter, suddenly remembered that the world I'm currently living in is part of an Otome game I’ve played in my past life! On top of that, my beloved lady is the villainess who will end up dying a violent death…?! What the hell! I’ll DEFINITELY save my lady from her bad endings!!! A peppy, isekai comedy, where the butler, Vincent “I Love My Lady” Serenade (a love interest), sprints around snapping all of his dear villainess’ death flags.

Grimoire Alchemist is a dating sim popular among both boys and girls in Japan. The player’s rival in love, Claudia Ellington, is jokingly called the “Villainess of a Thousand Deaths.” But this alias of hers is actually no joke; she really does die a thousand times in the game! Alas, our poor little protagonist ends up filling Claudia’s shoes when she gets reincarnated in the world of Grimoire Alchemist. Determined to escape the dire fate she has in store for her, Diehard Grimoire Alchemist Fan #1 (now the reincarnated Claudia) does everything she can to avoid entering the love interests’ romance routes in an attempt to separate herself from the game’s storyline and save her own skin. Despite her best efforts, she fails spectacularly as her love for the characters and game compendium of a brain lead to her pulling off impressive feats one after another. Join her as she—much to her dismay—magnificently steals the hearts of the game's charming love interests!

A reincarnation story with a twist! I, Cyril, have been reborn in a new world and pledged myself to save Lady Sophia, the villainess of an otome game, from the many horrible fates that await her! I've raised her to be a proper young lady, keeping her from turning to the dark side...but apparently, she's developed feelings for me. And now the game's heroine has appeared, putting all I've accomplished at risk. Still, as her all-knowing butler, I will defy fate and ensure milady's happiness!

Our protagonist has been reincarnated into the world of an otome game as the villainess "Mariabell Tempest", a noble lady with a dreadful personality. Whenever the game's heroine reaches a happy ending, Mariabell would face a bad ending involving her being disgraced, going missing, or even dying. On top of that, the enabled ‘auto-mode’ is preventing Mariabell from choosing her own decisions however and whenever she wants. But on the 6th loop of the game, the the "auto-mode" causing her inevitable fate finally deactivates! Now, in order to survive and live peacefully, Mariabell will have to take advantage of her knowledge and experience from the past five loops! The manga version of the popular fantasy-otome game reincarnation novel is finally here!

Her favorite novel was set in the imperial harem. Now she gets to solve its mysteries! When Xiao Ling took a job at a bookstore, she had no idea she'd be working with her favorite author. Arriving at the palace she'd only read about in stories, Xiao Ling finds not the seasoned authoress she expected, but...the Crown Prince, Ryuhou?!

The proud Kingdom of Hileland celebrates its founding on the night of The Star Festival. Drowning in unfulfilled love, Queen Alicia had long neglected her duties to the country. That night, a man leading a rebellion storms into the castle and stabs her in the chest. She meets her end...or does she? Alicia wakes up and discovers she has been sent back to when she was 10 years old with the memories of her past life intact! This miracle turns into a nightmare when she runs into Clovis...the man who killed her! Follow the story of the Blue Rose Princess, who gets a second chance at life to change her fate!

An android that has long fulfilled its original mission and a child abandoned in the ruins of an old city. One comes across the other on rainy day, and a family is formed out of a machine and a human. As they grow older, their story begins to involve other unusual pairings...

Zhuli, also known as Snow White Sow, was banished from the harem to the red-light district after being falsely accused of a crime. Four years later, she's kidnapped and returned once again to the harem. However, due to the hardships she faced after being banished, she's lost weight and honed the determination in her eyes. She's like a completely different person, one of astounding beauty! No matter what she tries, every attempt to escape backfires. The skills she developed in the red-light district and the slums prove far too useful, and she somehow ends up becoming a candidate to be a consort to the emperor. Can Zhuli escape the harem without anyone learning her true identity?!

"Katou Takuji created Mechanical Buddy Universe, which was a splash hit on X (formerly Twitter) before getting serialized. So, here's the rest of those social media hits in one big collection, each as viral as the last!(?) (Including) ""Her Regretful Days of Killing Time"" ""Magical Girl Akirara ☆"" ""Isekai Hero G-Shine"" ""The Tale of the E.L.F. Forest"" ""Girls That Get It"" ""Combat Support AI 'GAL'"" ""Puppet Ninja Kougetsu"" ""Suckers Death Game"" ""Poker-Face Junior"" ""Captain"" and more...! "

What is the one present a high-school girl wants from her boyfriend for her 18th birthday? What do you mean, it’s not baby twins? Next, you’ll be telling me that surprising your boyfriend with a marriage certificate isn’t a perfectly ordinary thing, either! ...Man, what did I get myself into?