Title says it all.

Thrown into Tokyo thanks to a rotten adult, Y/N transfers to a new school. However, the will of rebellion burns strong. Awakening to a new power, Y/N gathers allies (and a harem) to take the hearts of others while leading a group of vigilantes.

Endeavor AKA Enji Todoroki was a shit Father and Husband as he was obsessed with surpassing All Might and forcing his chldren to get stronger but One day after their son Touya's "Death" Endeavor realizes what he had done and breaks down as he began to reveal everything shocking the world and shocking Rei as he was arrested and after his court Hearing he's forced to divorce Rei and looses rights to his kids which he understands so he leaves all of his Money and his house to Rei and starts a New as he's able to be free and be a hero due to his status but his rank dropped well one day he saves a kid from a Burning building which is revealed to be his Son afterwards but hi Mother perished which Saddens him but a Lawyer gives him a note from his Mother and Endeavor is given his custody and he uses this chance to become a better father and turn his life around while his Son Izuku Midoriya trains his power so he can be a hero and to try and become Number one and even becomes close with his father

Evan Transmigrated to the world of One Piece, as long as he writes in a journal every day he can get stronger nut when he transmigrated he almost drowned but luckily he was rescued by the protagonist luffy. Seizing the opportunity of being rescued by Luffy, he joined the Straw Hat Pirates as a deputy captain and decided to set himself a goal. He will become so strong that he can beat the three admirals to death and defeat the four emperors so that he can enjoy a lazy life. But it seemed like all the female characters had changed, making it hard for her to relax. Nami, who took the initiative to proclaim to everyone that he could only be with her. Hancock who took the initiative to propose to him. Gion stopped hunting pirates and followed the ship all day. Uta stopped giving concerts and now she just wanted to sing for him. Kaya who miraculously recovered and joined the navy. Nojiko who left her village and joined the revolutionary army It seems that this world is different from the original plot.

After his parents passed away, the Onigashima family adopted Rin Yuunagi, a 19-year-old orphan. Rin then became engaged to both Touka and Kazari Onigashima, meaning they will both be his wives in the future. They lived together until one day when the Onigashima family set out to meet someone in a different town, but they never returned. Distressed about their disappearance, Rin resolved to become a powerful ninja like his sisters in order to rescue them. On his journey to save them, he encounters new allies who will assist him in his quest to reunite with his new family. Will this mission be successful, and will he form a harem with Touka, Kazari, and some female ninja warriors along the way? Onigashima is owned by mil

The bastard and whore react to human monster

After witnessing the most terrible thing between Ayumu and the black transfer student, Hiroki became devastated. And it only worsened after he found out about the truth of his mother (Kaede), elder sister (Kanoko), and girlfriend's (Kanao) affair with the same student.

Yuu-kun, 18 years old, was once a typical boy living with his grandfather after losing his parents at the age of 13 in a small town in Japan. However, everything changed when he discovered his grandfather collapsed in the living room, requiring hospitalization. From that moment on, he tried to live independently until Kyouka Tachibana discovered him and decided to take care of him. A few months later, he developed feelings for Kyouka Tachibana's daughters and eventually for her as well. Can he protect them and build meaningful relationships with them? (Tachibana-san's Circumstances With a Man is owned by Jin.)

Momo Yaoyorozu wasn't like other girls as she was born a Futa. She kept this a Secret even from her friends and never dated anyone. This made her sad and desperate for love and she wanted to relieve herself. One day she finds out all of her friends Kinks and smirks as Momo has a new goal to get herself a Harem of Female Pro Heroins

Note this is a (girls of chainsaw man x male reader) Description: What happens when a devil and a human fuse together? Depends on the situation. How about the fusion of a powerful, versatile devil and a man with nothing to lose? Depends on whose asking, are you a friend or foe? The outcome depends on that answer alone.