A man who was once called the world’s strongest agent ended up becoming a teacher after his retirement, to train a new generation of agents. After many years of training his disciples, he was killed at the age of 60 by a secret organization’s ruse and was reincarnated in another world with his memories intact. Though he was surprised by the existence of magic and the strange species in that world, he quickly adapted to his condition as a newborn and took advantage of it. He acquired special magic and gained a massive amount of strength thanks to his rigorous discipline, in order to reach his goal: Resume his career as a teacher which he left halfway through in his previous life. This is the story of a man, who, based on the memories and the experiences of his previous life, became a teacher who travels through the world with his students. Adaptation of a Light Novel. ---
Doctor Octopus falls into a coma; when he awakens, he finds himself inhabiting the body of Japanese middle schooler Otoha Okutamiya. (From [AnimeNewsNetwork](https://www.animenewsnetwork.com/news/2023-05-29/spider-man-across-the-spider-verse-film-gets-manga-spinoff-about-doc-ock-in-schoolgirl-body/.198587))
In order to clear the name of \'Emi,\' a girl who had reincarnated as Remilia, the villainess of an otome game, the real Remilia who had been watching all along inside awakens. Now it\'s time for the true villainess\' revenge to begin!
Allen, an eight-year-old boy from a poor family in the royal capital, is living a poor but happy life together with his mother. One day, however, memories of his previous life suddenly come back to him and he remembers that he is in an dating sim game and that the capital will be destroyed by war if he doesn’t do something about it. If this continues, both he and his mother will be killed! With a sense of urgency, he decides to rise to the occasion in order to save his precious mother’s life and save his favorite character, the villainous young lady Anastasia, the only girl he liked in the game, from her all too tragic and ruinous end. This is the story of a man who isn’t even a character in the game, but who strives with his steely determination and uses all the knowledge he has to turn overcome fate! [Original Jp Web Novel](https://ncode.syosetu.com/n6755gk/)
The boy’s strongest first love, a witch who rules over the world with her body and strength! Kuozaki Saika. The most powerful witch who has been saving the world from destruction every 3XX hours, and the director of the magicians’ school. “…I entrust you, my world…” And then… the first girl the boy ever loved died, entrusting her body and power to Kuga Mushiki. Instructed by the servant of Saika, Kuga Mushiki is tasked with attending school as his now-deceased lover so that no one finds out the truth… He’s feared by his classmates and even his teachers. His life becomes even more troublesome as he reunites with his younger sister who asks for counseling about her love for her own brother- him!
Alma, the third son of an aristocratic family who could not receive the ability \"gift\" that should have been given by God, is despised as incompetent from his parents\' home and is expelled from the house. However, in reality, Alma was given a special \"gift\" -alma who regained the abilities of the previous life with that gift \"reincarnated\" becomes the strongest wizard in the world! Alma, who devoted all of his first life to the quest for magic, seeks a \"happy second life\" with the magic of his previous life! [web novel](https://ncode.syosetu.com/n3823gm/) (jp) ---
In a world where humans and demons clash — the one who decimated the Demon Lord’s army was a lone hero named Lloyd. Possessing power so immense that he was said by the Demon Lord to be near godlike, after the war, Lloyd was appointed by the king to be the lord of a remote territory and was sent far away. Furthermore, he was tasked with subduing the Emperor Dragon residing in that land, which he quickly defeated. However, the defeated dragon transformed into a beautiful woman and chose to become Lloyd’s companion!? This is the story of a man, hailed as the strongest, yet unable to recognize his own worth, finding a “family”.
Read manga Monster Eater / Monster Eater Adventurer / Mamono Kurai no Boukensha – Ore Dake Mamono wo Kuratte Tsuyoku Naru “I’ll get stronger, by eating monsters!” Rude is an E-rank adventurer who possesses only a single skill: Debuff Immunity. Sadly, gathering herbs in miasma-filled dungeons is about the only thing his questionable skill is good for. Being of practically no use in combat, his fellow adventurers ridicule him, calling him a “miasma scavenger.” Rude decides to challenge a new dungeon, determined to clear his nameーuntil disaster strikes, and he’s betrayed by his comrades. Out of items and on the verge of death, he resorts to committing the taboo act of eating monster meat, but…? Thus begins Rude’s adventure of simply eating monsters to gain new skills! “Monster Eater Manga” is sames name: 魔物喰らいの冒険者~俺だけ魔物を喰らって強くなる~
Read manhwa I’m The Princess of All / 모두의 황녀님 It’s a place where you dream of being horribly murdered by Your Mother. I thought it was a dream, but it also happened in reality. To survive, I decided to make a different choice from my dream. The only way to survive is to meet the Empress, but the only one that I encountered was my half-brother, the Crown Prince, Rudan. When I thought I was wrong, he reached out to me… “Can I stay here?” “This is your room now.” I just cried because I was hungry, but everyone was so kind to me.
One day, a corporate slave, Reiji, suddenly got transported to another world. He made the best of his skills to make better potions which earned him lots of money and with that money, made a drugstore! An Elf who has trouble aiming with his bow? Give him some eye-drops! A Dragon who always let breathes out fire unintentionally?
Read manhwa Return of the Sword God-Rank Civil Servant Sword God, Ahn Su-ho. Surprisingly, humanity’s greatest swordsman player was a civil servant hunter affiliated with the Korean Hunter Association. Su-ho chose the path of a public servant purely to end the gates. Perhaps that’s why? When one of the disaster-level gates, called the final gate, was attacked, In an ironic turn of events, he was betrayed by his comrades. “It would have been better if he had joined us from the beginning. Public servants are so stubborn.” The reason his comrades betrayed him? Because if the gates were closed, their influence would disappear. Is this the end? Just as Su-ho’s consciousness was fading away, [Rebooting the system of player Ahn Su-ho.] The system gave Su-ho one more chance. A chance to go back to the past and set everything right. “Return of the Sword God-Rank Civil Servant” is alternative: 검신급 공무원의 회귀