Top 10 Manga Like Ichinensei ni Nacchattara [2024 List]

Ichinensei ni Nacchattara

While on his way to school to confess his love to classmate Kusanagi Mikuru with a love letter, high school ninensei (2nd year in highschool) Takatou Iori gets run over by a truck to save a cute elementary ichinensei (1st year in elementary school) schoolgirl.
But when he wakes up, he's revived by a perverted doctor, as a full fledged female elementary ichinensei student and is now in the same class as the girl he saved.

Ichinensei ni Nacchattara has finished publishing and it has 61 Chapters. It is also Known as: 一年生になっちゃったら, In The First Grade, Elementary School, After Somehow Becaming A First-Grader, When I Unwittingly Became a Grade Schooler

Genres: Comedy , Science Fiction , Thriller , School Life , Drama , Action , Ecchi

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10. Kodomo no Jikan

Kodomo no Jikan

The story of Kodomo no Jikan is centered around 23-year-old Aoki Daisuke, who has just landed his first teaching job as a grade school teacher at Futatsubashi Elementary School. He is placed in charge of Class 3-1, where one of his students, a mischievously precocious Rin Kokonoe, develops a crush on him and goes so far as to proclaim herself Aoki's girlfriend. She aggressively pursues her efforts to be with her teacher despite the fact that he will lose his job if she gets too close, a situation further complicated by the often complex, intertwining relationships existing between them and their respective friends, families, and peers.

Kodomo no Jikan has finished publishing and it has 93 Chapters. It is also Known as: こどものじかん, A Child's Time, Kojika, Nymphet

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9. Bloomed in Action

Bloomed in Action

His name is Terawaki Kyou, a mercenary. Originally from the National Guard, he traveled across the world, hopping around different mercenary squads, until one day he finally screwed up. He was caught in the explosion of a suicidal enemy. And when he woke up...
He was in the body of a girl.

Bloomed in Action has finished publishing and it has 7 Chapters. It is also Known as: ブルームド・イン・アクション, Bloomed in Action

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8. Mujaki no Rakuen

Mujaki no Rakuen

Shouta, a 25-year-old NEET, is mocked by his former female classmates who've all become successes, at their class reunion. A mysterious incident at the school pool throws him back in time and lets him deal with those same classmates back when they were fifth grade girls.

Paradise of Innocence has finished publishing and it has 86 Chapters. It is also Known as: 無邪気の楽園, Mujaki no Rakuen

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7. Sekai no Hate de Aimashou

Sekai no Hate de Aimashou

The general plot of the story is that a boy (yes, “he” is a boy) saved a man from outer space and the man turned the boy into a girl by using some kind of alien technology and force “her” to be his wife. Who’s the boy? He's a normal high school student who looks like a girl and is liked by his brother. Who’s the man? He's the prince of several kingdoms of the universe.

Sekai no Hate de Aimashou has finished publishing and it has 49 Chapters. It is also Known as: 世界の果てで愛ましょう, Sekainohate de Ai mashou, Let's Meet at the End of the World

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6. Joshi Shougakusei Hajimemashita P!

Joshi Shougakusei Hajimemashita P!

A 30-year-old business man makes a wish to be a girl. A chanting object runs toward him, and the next thing he knows he has became a loli elementary school girl.

Joshi Shougakusei Hajimemashita P! has finished publishing and it has 76 Chapters. It is also Known as: 女子小学生はじめましたP!, Joshi Shougakusei Hajimemashita P!

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5. Return

Return

Satou Tatsuki, a class troublemaker, gets his motorcycle license and takes his genius best friend, Morisawa Kai, for a ride. They get into an accident and Morisawa dies instantly. However, Morisawa wakes up at the hospital inside the body of a girl who was taken in for alcohol poisoning. His relationship with Tatsuki begins to take on a whole new level as he deals with the changes in his body and other soul which inhabits it.

Return has finished publishing and it has 35 Chapters. It is also Known as: リターン, Return

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4. Boku Girl

Boku Girl

Suzushiro Mizuki is a 1st year high school student who has the difficulty of constantly being mistaken for a girl. It's so bad that he's endlessly rebuffing the confessions of many men. Even the girl he has a crush on seems to think of him more as one of the girls rather than as a potential love interest.

Meanwhile, the trickster god Loki has grown bored with playing her tricks on her fellow gods. Turning her attention to the mortal world, she targets Mizuki for her next round of fun. The result: Mizuki wakes up with budding breasts and a missing part of his anatomy.

What else is in store for Mizuki and how will he deal with it?

has finished publishing and it has 107 Chapters. It is also Known as: ボクガール, Boku Girl

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3. Mika ni Harassment

Mika ni Harassment

This is a series of short stories about a girl called Mika. In the first story, Mika makes a wish on a mirror in order to change the world into one where boys don't have ecchi thoughts when they look at girls. In the second story, Mika's school falls under the control of a misogynic dog who hates high school girls (which includes Mika). Finally, in the third story, Mika raises the ire of six-year-old child genius, Kokoa, who forces Mika to attend kindergarten again.

Mika ni Harassment has finished publishing and it has 5 Chapters. It is also Known as: みかにハラスメント, Kasumi Otoko no Ko, Mahou Shoujo Rukana

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2. Pretty Face

Pretty Face

Due to a terrible bus accident, Randoh (the main character) wakes up one day to discover he has the face of an attractive girl thanks to a rather perverted plastic surgeon. But not just any girl's face--it's the same girl that he has a crush on. To make matters even worse, he runs into the girl and she thinks it's her long-lost twin sister. When Randoh moves in with her (quite willingly) he is torn between helping out this girl by pretending to be her sister, and wanting his old face back.

Pretty Face has finished publishing and it has 53 Chapters. It is also Known as: プリティフェイス, Pretty Face

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1. Case Closed

Case Closed

Kudo Shinichi is a seventeen year-old high school detective whom people call the "Modern Sherlock Holmes." However, one night after a date with his childhood sweetheart, Ran, Shinichi witnessed an illegal trade and, caught off his guard, was knocked unconscious and fed a drug that was supposed to kill him... but he woke up and found himself shrunken to a seven year-old. In order to track down the men who did this to him, Shinichi hid his identity and lived with Ran, whose father happened to be a hopeless detective, and with that came a series of murders and mysteries that he must solve.

Detective Conan is currently publishing and has Chapters. It is also Known as: Meitantei Conan, 名探偵コナン, Meitantei Conan, Detective Conan Kaito Kid Special Collection

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