Solve this case: "Why did the detective become a noble lady?" While investigating a certain case, detective Nogami suffered a fatal injury. In the moment he thought he died, he was somehow reincarnated into another world as the daughter of an Earl, Julia Moriarty...! ​How did this happen? While grappling with this mystery, Julia uses the power of "Retrocognition" (seeing the past) to confront various incidents as a detective lady.

Touya, who unexpectedly perished, finds himself in a potent fantasy realm where angels, humans, and demons coexist. To survive in this world, the Demon King demands he gather magical power in the human realm. Complicating matters, Touya gains access to incubus magic, offering limitless possibilities, and a demon named Noel as his servant. Secretly residing among humans, Touya and his companions navigate their new lives. As they settle in, Noel gradually opens up to Touya, and they spend their days using Incubus magic to rendezvous in dreams. Yet, despite Touya's efforts to amass magic by subduing angels and humans, success eludes him.

Shuu, a student of the Hero Academy whose swordsmanship and magic skills have not developed, is finally advised by the headmaster to drop out! Two beautiful witches suddenly appear before him and tell that he is the chosen one who has inherited the soul of the Demon King and that he needs to cooperate with the witches to unleash its mighty power. Shuu quickly learns how to liberate himself, and for the first time in his life, he is able to use magic and successfully clears the final examinations that will prevent to be expelled from the academy! Shuu then decides to first become a hero with the power of the Demon King as a prerequisite for becoming the Demon King that the witches want...

By the power of the goddess, I was reincarnated in the world of VRMMORPG "Valkyria Chronicle". Apparently, in the real world, he died from overwork due to his life as a company slave. I don't have the original body … If so, I will live faithfully to my desires, create a dungeon with the female character I like, and have a carefree (innocent) sex life … I will live a good life! (I hope the former description wasn't from the translator for this series, because you know it was 100% Rewritten.)

A treasure with the "power to change the world" that sleeps in a certain ruins dungeon. Now there were those who aimed at that treasure and challenged the dungeon where ancient creatures spread. First of all, Princess Knight Lilithia, the first princess of the Kingdom of Langbird. Next, the soldiers of the Georgian Empire, who are hostile to the Kingdom of Langbird. And a young man, Eight, who has just become a slave of Lilithia for some reason. Eight was unintentionally embroiled in a battle to scramble for a treasure that could affect the survival of the nation, but when he approached the depths of the dungeon, he heard a girl's voice out of nowhere!?

The twins, Oona and Hooru, are girls who came to the house of Takeuchi Kou, a super-skilled JAV Actor. They look like normal girls but they're actually not. In fact, they are succubi who devour human sexual desires. The reason they are in Takeuchi's house is to be with their beloved Takeuchi Kou. However, a succubus can't fall in love with a human because of their species barrier. In order to make this possible, there is a way for a succubus to become a human - that is... to collect "Kintama" that can be obtained through not having an orgasm for a day. In order to get the "Kintama", they trick each other, make the other come, and interfere with each other. And so, this no horny survival battle begins

While all of his classmate were transported to another world as heroes, for some reason he was left out as the dungeon master... and he, Satoshi Shinta, became the world's enemy. As the enemy of humankind, in order to survive and live a pleasant life in another world, he had a big choice to makeー. Through devilish methods, make his enemies fall, and strengthen his dungeon!! To violate his enemies or kill them, the curtain raises on (male) Satoshi Shinta's devilish dungeon management!!

"I also wanted to be... the strongest in the world." An Arch Mage who died without fulfilling his dream wakes up to finds himself being reincarnated as a member of the imperial family. And what's more is that his new body has a talent for close-quarters combat! This time he holds hope that he finally might be able to fulfill his desire of being world's strongest... But after reincarnating his new name is Evangeline. Indeed, he had become a girl. In her princess life where muscle training and fighting are forbidden, Eva brings dumbbells to her room and wields a sword! And before long, she becomes the strongest!? A fantasy about a tomboy princess' rise to the top!

Meet Yuzuki! A portly zookeeper, he gets more attention from animals than the ladies. But things take a wacky turn when he slips on a puddle of ice and dies. Suddenly, he meets a goddess who wishes to make him the savior of another world - more specifically, to create a zoo of endangered fantasy creatures.

"Ryuu" is a former modern human reincarnated in another world. He is a slave in this new world. However, once the knowledge of his previous life was revived, his magic power is also awakened. He gained strength at a speed that was incomparable to other slaves, and he easily defeated strong opponents, becoming the strongest gladiator among slaves. Ryuu is bought by the noble Juller. The Juller Family, who saw slaves as power, wanted to own a great slave. The first instruction given to Ryuu as a slave was to "seed" a beautiful female slave...! I'm a Slaves but super free!

Yoshikichi Hiyoshi leads a miserable life—constantly harassed by his boss and always taking the last train home. But when he's suddenly forced to move out of his apartment, he ends up relocating to a suspicious new property... only to find that it's a private harem, just for him. Have I... inherited someone else's harem? If so, for what purpose?

The old man who joined just to fill out the party is actually a legendary adventurer!? A hidden hero turns a talented S-class party of beautiful girls into full-fledged heroes!

The protagonist, Outa, is reincarnated into a doomed kingdom on the brink of destruction—one that is guaranteed to be wiped out by a massive horde of monsters in just six days. Outa obtains an overpowered cheat skill called “Celestial Emperor of Sex”, which grants him enormous amounts of experience points in exchange for erotic experiences. By having sex with heroines of various classes and races, Outa desperately tries to grow stronger and somehow prevent the kingdom’s annihilation… With only six days remaining, just how many people can he sleep with? The fate of the kingdom now rests on Outa’s stamina!?

A 40-year-old virgin man working for a black company has never been with a girl, let alone married one. Having nothing to do but love cute girls, one day he loses consciousness during an all-nighter of work――. When he wakes up... he finds himself reborn as "Norun," a male with cat ears, in another world full of animal-eared girls, where there are far more females than males!!!? His cute fiancée, Misha, and other attractive girls with animal-ears who are potential brides appear before him one after the other――!?

In a world where the Demon King threatens the peace, Kurt is a young man plying his trade as a blacksmith. He aims to become a full-fledged blacksmith, but for some reason, the only swords he can make are blunt pieces of junk. Elsa, the half-elf who works with him, always makes fun of him, but undiscouraged, he works hard everyday at the forge. One night, while he's masturbating alone, lost in a fantasy, Elsa catches him in the act! By chance, the two of them discover that if his s●men is squirted onto a dull sword, it becomes exceptionally sharp. And then Alesia, a female swordswoman who's a little you know, catches wind of it and draws near...

Joseph, the successor of the Great Demon Lord, became a teacher in the Wizarding Academy with the help of the demon princess Lilith who has the power of "love" that helps him to successfully ascend the throne, but the reason is to form a "sexual love bond" with some of his students!?

In the Tearmoon Empire, the disdained selfish princess Mia was sentenced to death – or at least, she was supposed to have been! Instead, she woke up as her twelve-year-old self?? To avoid the guillotine in her second life, she won't repeat her past failures... "F-For me, something of this level is an easy task!" Ultimate self-defense! Strongest self-awareness! Using her previously clumsy, timid princess image, she will go against fate- a once-in-a-lifetime fantasy of fixing history!

Yamamura Sakura is an ordinary human girl that has recently transferred to a new school, but theres a twist! She has been placed in the Aijin class, Aijins being supernatural beings and demihumans! In her desperation to fit in in and to prove herself to her demihuman classmates, she tells a small lie: That she's actually a succubus… and so begins her hectic High School days in a desperate attempt to fit in and hide this small lie!

Private Sumimoto school. In this school, the girls who manipulated the black flames fought every day and raised themselves. The main character, Suzushiro Rintarou, who has been transferred to the high school, has been involved in their fight from the first day !? A full-fledged school battle that everyone wants, shaking the chest filled with black flames and girls' dreams, Opening!

"Congratulations! You 25 have been chosen as heroes to save the world!" Just before summer vacation in their third year of middle school, the class is suddenly transported to another world by the goddess Ashera. The 26 students are given statuses that allow them to use skills and cheat abilities to become heroes in the other world. However, the number of students transported is 25—leaving behind Iori Shu, the boy who had just transferred and wasn’t counted. While his classmates train in the other world to prepare for their battles as heroes, Shu remains in peaceful Japan, devoting himself to studying the status he was given. Quietly experimenting with his skills, he occasionally uses them to help those around him. But before he realizes it, Shu has become a target of various organizations around the world—?! ___ [Original Web Novel](https://ncode.syosetu.com/n4886hw/)

When "Nice Guy" Asai Manatsu's marriage proposal gets rejected, he thinks his day can't get any worse, until a Knight in Skull helmet tries to kill him! He's saved by a beautiful, silver-haired swords-woman and told to flee, but his nice guy impulses are too strong and he saves her from an attack, getting himself killed in the process. As he dies he wishes to be reborn in a world where people won't judge him for taking care of others...

500 años después de que el Rey Demonio Sieg fuera derrotado por la heroína Mia, los descendientes del héroe se volvieron arrogantes. Al, un aventurero del más bajo nivel, es engañado por un bárbaro y obtiene una espada maldita. Sin embargo, la espada hizo que Al recuperara todo el poder y la memoria del Rey Demonio Sieg. Como reencarnación del Rey Demonio, Al se embarca en un viaje para acabar con el linaje del héroe.

Adventures of a guy who has a harem full of magical knights! Will he able to choose the bride that is perfect for him? Let's find out!

An old man wrongly accused of groping ends up, before he knows it, in a mysterious temple with a suspicious goddess, together with a high school girl, Mizuki. The goddess Richelle mediates the two as they continue bickering and gives them a royal order to defeat the Demon King. After receiving only three cheat-type special skills from the goddess, the old man is transported to another world along with Mizuki. It's a medieval Europe–like world where the concept of levels exists. And on top of that... the Demon King they're supposed to defeat was already slain 100 years ago. To begin with, with the old man's abilities, even taking down small fry like goblins is a struggle. To survive in a harsher-than-expected other world, he decides to buy a slave and form a party. That's where he meets Fam, a beautiful dog-eared girl. Together with Fam, the old man steadily works as an adventurer, tackling dungeons and quests one step at a time...