Teenage rom-com about a fantasy hero who gets reincarnated as a high school girl and a demon lord reborn as a high school boy.

Rosa Kreutzer is a selfish marquise, on her way home from a play with Prince Alex, she is kicked by a horse and injured. However, Rosa realizes something important on the spur of the moment. This is the world of the comic book she loved in her previous life, and she has been reincarnated as a villainess with a minor role who gets poisoned! In her previous life, she died of overwork as a company stockbreeder, and in this life, she is a villainess scheduled to be poisoned to death. She was born to be a very rich young lady, Rosa decides to avoid poisoning and live freely...? She can use all the money and power she wants! A story of a side villainess who lives a life of celebrity without being addicted to love. [Original Web Novel](https://ncode.syosetu.com/n3034ie/) [Original Web Serialization](https://comic-walker.com/detail/KC_005643_S/)

When she was a young girl, a Viscount’s daughter named Chloe was taken in by the bewitching words of the beautiful Sophia, daughter of a Count. From then on, she enjoyed being her loyal crony, even if she had to endure a few pointed words every now and again, but… Once Sophia’s fiance ends up betraying her, things completely flipped on their head?! In order to help her survive her predicament, Chloe sets her mind to finding Lady Sophia a new fiancee, with the help of Sophia’s sickly brother Austin.

The year is 3992—over a millennium after a series of magnetic storms swept the planet, causing genetic damage and eliminating the Y chromosome from the human genome. Following the total extinction of the male sex, human society has been rebuilt as a gynaecocracy where children are born via surrogacy. Anzai Y'anto Hime begins to come of age as this world's only man.

Naoko is a professional woman working for a major travel agency in Tokyo. Supported by her understanding husband, she thought she had the perfect life both at work and at home, until one day her husband suddenly disappears, leaving behind a large amount of debt, his company bankrupt. Naoko decides to wait for her husband's return while working off their debts by walking through the door of Kaguraya, a long-established ryokan in Kanazawa, Ishikawa Prefecture. The proprietress of the inn is Naoko's mother-in-law, who had disowned the couple, refusing to recognize their marriage. Naoko manages to stay on at Kaguraya despite being told, "I won't recognize an 'enjimon' (outsider) as my daughter-in-law!" Naoko is determined to start her life anew, with the goal to eventually become the proprietress! (Source: Be-Love, translated) *Note: An adaptation of the 2010 live-action TV drama series of the same title.*

"Rejoice! I, the Emperor, shall make you my bride!" Orphaned and mistreated by her relatives, Sumire Inazuma never expected her life to change—until she and her cruel cousin Botan are suddenly summoned to another world as "Saints of Salvation." But when the Emperor Carlyle appears, it's not the lovely, manipulative Botan he proposes to—it's Sumire. Why her? And what is this mysterious, powerful bond that seems to link them across lifetimes? (Source: Kadokawa, translated)

The more you sleep the more you get stronger~~ My grimoire gives me new skills and magic as I wake up every day! Everyone else tries hard to memorise and understand their grimoire and gain new Magic or skill, But for me, I get them automatically. What I get all depends on my luck, but I can easily acquire Highest tier magic sometimes. While holding onto the grimoire like this, I enjoy my time in another world with my wife and friends that I made here.

An anthology comic of Slow Start by various mangaka.

Rebecca is an animal-loving, slightly eccentric count's daughter. One day, she decides to hide a handsome knight who has fled onto the terrace at a party. To her surprise, he turns out to be the hero Alan. Alan, who has a silver wolf as his servitor and doesn't fit in with high society, falls in love with Rebecca as he talks with her and begins to aggressively pursue her! A sweet and gentle love story between a clumsy knight commander and a gentle lady! (Source: Kadokawa, translated)