Nothing can be explained, strive to the unknown. Lostworks is an isekai thriller with a heavy focus on action and mystery. If you want a more mature story, one that escapes the saturation of the genre and that deals with philosophical questions and dark topics, I believe you should give it a try.

Ordinary college students crossed the different world into the small princess of the fallen people, facing the paranoid, picky and stubborn minister, willing brother. . . ... After a long time, with wisdom and powerful magic to eliminate misunderstanding, discrimination, defeat the Lord, finally reap the love of all, and get the pure love of the imperial prince.

A boy named Kazuki feels lonely after the sudden missing of his best friend Rey, when suddenly he gets transported to a whole new dimension?! Will he be able to survive and escape?

In a world where reincarnation is a known phenomenon, the legend of the Marked Ones is often dismissed as nothing more than a children's tale. Yet, deep within an isolated, nameless forest, the first Marked One, Hassasha, was born. Mysterious symbols adorned her skin, said to be a curse or perhaps a gift from a forgotten deity. As she grows, Hassasha begins to uncover the truth behind her markings, unlocking ancient powers and secrets that could change the fate of the world —if they don't destroy her first.

Choi Hyun-seok, who was once the mightiest man, begins a new life as a hero in another world after his death. "A hero who monopolizes wealth, fame, and beautiful women!" Dreaming of a glorious future, he arrives in the other world, only to encounter a monstrous beast with a head one size larger than his own. The monster, a high-ranking officer of the Demon King’s army, asked: "Hero? Are you the so-called hero?" "Uh… I guess I’m the hero…?" And so, hell began.

Meet Sue, a good human girl who finds herself in a different world with a mysterious illness. With the help of the kind inhabitants of this new world, she could find hope. Then, suddenly, someone falls from the sky.

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"Damn this world, let it burn!" A single exasperated cry while succumbing to overwork. But instead of dying, I woke up inside the game I’d been playing. As compensation for the hellish life I endured, I gained a unique ability to view information about people and objects. Determined to use this skill to lead a peaceful, carefree life, my resolve was interrupted by an unexpected *system message*: Destroy the world. What?! I didn’t mean it literally! Fine. If this is how it’s going to be, I’m not backing down. Let’s see who gives up first!

Frim, a 5-year-old orphan living in the streets of the slums district, was a Japanese person in her past life. Her everyday life was filled with violence and injustice, and she had no one she could count on for help. What she had is "Magic That Can Produce Water" and "Modern Knowledge", that was it. Even hoping for a roof to sleep under was a luxury under such circumstances. But the world was lacking in ideas about improving working conditions, and by coming up with new ways to use Water Magic aside from producing drinking water, Frim gradually makes a name for herself!

Aria, a former high school student, reincarnated as a young lady of an unremarkable noble house. She was roped into attending a marriage interview with Prince Eugene, who's rumored to be an oddball, and it’s during this meeting that he suddenly makes a ridiculous claim — that he was Oda Nobunaga in his past life!! *Well, that explains why the Prince still has yet to find a partner.* However, Aria calmly accepts Eugene’s tall tale, which inevitably piques his curiosity… *That won’t do! What if he finds out that I, too, have memories from my past life?!* Thus begins Aria’s days of being aggressively courted by the world’s most powerful prince who’s capable of unifying entire nations!

Set in a fantasy world where people from another world equipped with powerful skills bring prosperity to the kingdom, soon hailed as heroes. However behind the scenes problems arise which are urging the kingdom's princess to seek the help of a certain man - a genuine hero - who is believed to stand a chance against the powerful otherworldly warriors.

Elizabeth, eldest daughter of the duke, has memories of her previous life. It seems like she's been reincarnted into an otome game. The problem? She's never played one before! See as she doesn't know the tropes of the genre, her knowledge wasn't going to be useful in this world... Oh well - it can't be helped. Let's just live life as it is! ___ Alt Official Raw (https://comic-walker.com/detail/KC_005968_S?episodeType=latest)

The mom characters that appear in the game are all unfortunate sub-heroines who always get bad ending routes. “Why… Why does such a cute mom have to die?!“ Even though the protagonist tried very hard to request a route where they get saved, all of his efforts were in vain, making him spend his days in frustration. Then, he suddenly gets reincarnated into the world of MamaFan on a certain day. …However, he gets reincarnated as a villainous aristocrat who’s got nothing but the worst routes. This guy, who’s crazy about mom characters — his fulfilling days of saving his beloved mom characters and his journey to create his harem full of plump women are about to begin! --- **Additional Links:** - Alt Official Raw: (https://manga.nicovideo.jp/comic/71300)

Ragna, the heir to a frontier noble family, is a reincarnated former Japanese citizen who realizes that the world he now lives in is the setting of an otome game. Dreaming of a carefree life as an adventurer, his plans are derailed when a war takes his family, forcing him to take on the responsibilities of managing his family’s lands. Struggling with the unfamiliar duties of a lord, his already chaotic life takes another turn when an unexpected engagement to a noblewoman from a higher-ranking family is arranged. To his surprise, the bride-to-be is Alicia, the "villainess" of the otome game’s story — a character destined for heartbreak, a demonic pact, and ultimate destruction. Now sharing his life with someone fated for tragedy, Ragna is swept up in the wheels of fate. Can he rewrite the predetermined outcomes of this world and secure a peaceful life for himself and Alicia?

Q: Describe your feelings upon discovering your trusted dad isn’t just an extra. A: W-what the heck... Give me back my ‘Random Imperial Citizen #1’ life... Living in a world of constant war—365 days of chaos—a simple, extra's existence was a blessing. At least, that's what I thought. In a small village, I enjoyed a humble life with my loving, ordinary father, James Brown, 27, the epitome of an unremarkable single dad. Or so I believed. “Ladies and gentlemen, presenting my father! The quintessential symbol of extras everywhere! Brown hair, brown eyes, plain and simple!” “...” “This man screams ‘background character,’ living a quiet life chopping wood in a mountain village with his adorable daughter. Right? ...RIGHT?” The knight commander merely stared at me in silence. And then, the unthinkable happened. Behind me, my father’s worn staff began to glow with a strange, blue aura. “...Dad?” Before I could process what was happening, his unassuming brown hair and eyes shifted. Slowly but surely, they transformed into... Shimmering silver locks and piercing blue eyes—practically shouting “I’m the protagonist!” “WHAT?!” My simple, extra life shattered into a million pieces as my dad—no, this mysterious powerhouse—gripped his weapon and snarled: “Give me back my daughter, you bastard.”

A black company employee in his 40s, Namba Kazu, died of overwork and was reincarnated to another world. After saving the world, he returns to find himself regressed to his 17-year-old self. Kazu realizes that he can use the abilities he acquired from another world and is excited to restart his life over again. However, through the help of his childhood friend, Yui, he learns of the existence of human-eating abomination called Variant in the world he was born in. Kazu knows from his past memories that Yui will die in the near future. In order to save Yui, who is on a mission to fight against variants, Kazu decided to throw himself into battle in this world as well.

A hikikomori boy who died while dreaming of a harem was reborn as one of the heroes who will save the world. The harem he aimed for would surely be there! Next to the hikikomori was someone reincarnated as the female white mage Fio, centering on the hero Alto. Fio is still crazy about girls even after her reincarnation, but the turning point comes when the party is split up by a surprise attack by the demon king's army and she and Alto take refuge in an abandoned hut. In order to save Fio, Alto drinks a powerful potion that gives him temporary power but causes him to go into heat as a side effect... Their relationship takes an unexpected turn! The gold standard of genderswap romantic comedy novels, featuring two people who were never meant to be in a relationship, has finally been translated into a full-color comic book!

Satou Sou is accidentally swapped with himself in a parallel world with a male/female ratio of 1:39. He finds a kind family and lovely women at the place where he was switched. Seeing the outside of these women, he's relieved to see that the number of men and women has changed, but not much else. However, their inner lives are filled with conflicts and troubles.

That day, Ishida Yamada was working part-time as usual. When he opened the back door after finishing his part-time job, he found a blank space and a person who called himself God. It was by chance that he was chosen by God to go to another world. He was perplexed, but decided to live anyway. Thinking about how to survive in this other world using the skills he received from God, he tries his best to have a physical relationship with a beautiful woman in this other world.

Anastasia, an elf renowned as a once-in-a-millennium magical talent, faces the final battle of a three-way war in another world. In the midst of battle with her arch enemies, the demon race, Anastasia is enveloped in an intense light and, when she awakens, finds herself on an uninhabited island. As Anastasia strolls around the island, a mysterious human appears before her, but she can no longer use magic...!? A survival comedy featuring the most powerful and beautiful girls from another world and an older man washed ashore on an uninhabited island! (Source: Kadokawa)

After defeating the evil god with his companions, Yuuri's adventure had come to a term. All that remained was for him to go back to the world he came from... or so he thought, but it seemed like he would have to stay here?! Now that he has to live in this world, Yuuri isn't sure what to do next and fears remaining a NEET. In the meantime, the princess Lunaria, who knows Yuuri has little interest in power or luxury, sets up a honey trap as part of her plan to make the hero never leave her country.

After countless regressions, Persepe finally conquers all five male protagonists in a harrowing reverse harem game. Just when she thinks she’s free, a message appears: *Secret Mode unlocked! Find the true male lead to escape.* Hope reignites — she only needs to woo the real protagonist to return to her original world. But there’s one problem... "So… who’s the real male lead?" With no clear answers and hidden challenges, Persepe must navigate shifting alliances, cryptic clues, and her own growing feelings. Can she uncover the truth and finally break free? Or will she remain trapped in the game forever?

He who fell in love with the heroine overturned her destiny to save her from her timely demise. Abandoned by his parents, bullied in high school, and left in solitude—a young boy named Mikazuki Kenya. At the brink of despair, he encounters a fateful meeting in his only hobby, VR gaming. A meeting with “Kaguya” and “Reina,” the heroines from the immensely popular game “Knight of Giant.” The time spent with the two heroines saved him, and he was head over heels for both of them. However, in the story, one of them is destined to die… To change that fate, he dedicated his life to mastering the game and becoming the strongest in the world. Suddenly, Kenya finds himself entering the world of “Knight of Giant”?! The strongest gamer embarks on a heroic tale of becoming the strongest in another world, in order to save the heroines he fell deeply in love with. The story begins.

Akira the Dungeon Master: From Weakest to Strongest! Reborn in another world as a dungeon master, Akira Hanamura constructs a cozy dungeon within just 30 minutes. However, there's one major flaw—this "perfect" dungeon has zero defenses against the flood of adventurers seeking its treasures. It’s a ticking time bomb where being conquered means instant death for Akira. In this desperate situation, Akira discovers the potential of his unique 《Reproduction》 skill. To survive, he must expand his forces by creating new monsters, utilizing both female adventurers and monster girls as vessels to grow his dungeon's strength. What starts as the weakest dungeon turns into a relentless rise to power as Akira battles to create the ultimate stronghold. An erotic and high-stakes dungeon-building fantasy born from Nocturne Novels—prepare for a thrilling journey of strategy, survival, and unexpected alliances!