The New Gate
"THE NEW GATE", an online game that had turned into a death game, was now releasing the tens of thousands of players that had been dragged into it, thanks to the efforts of Shin, one of the oldest players. But after he had defeated the last boss and freed everyone, he was swallowed up by a strange light and found himself inside the game world 500 years in the future.
E? Heibon Desu Yo??
High school girl was reborn has the daughter of a poor noble family. With the help of her past memory, she will do her best to improve this world life. Cute art, fluffy story but... a lot of stuff just... trigger me, like... let's say unuseful misunderstanding...? (The part where adults hides important stuff to protect children? Weird explanation but otherwise I'd be spoiling)
Konjiki no Word Master - Yuusha Yonin ni Makikomareta Unique Cheat
Wortenia Senki
MC grew up in a sword martial art house, learning how to kill despite leaving in peaceful modern Japan. He was forcefully summoned in a fantasy world but killed and escaped from them, after sensing their bad intentions. Later he rescued to battle slave twin girls, who can use strong magic. The three of them are now set on a journey, choosing their side in a middle of a war. Harem but Most women around him are strong and mostly I ndependent (except for the twins though they are strong).
Maken no Daydreamer
College student died and was reborn as a strong sucubus' son (well that's not exactly it but it will be explained). Leaving in the wildness and training with only his mother and her beasts, she send him on an adventure after he became an adult. To see the world and discover his role in it. His mother was OP, he is OP too.
Re:Monster
Mushoku Tensei ~Isekai Ittara Honki Dasu~