Shouta Handa, a 25-year-old NEET, is mocked by his former female classmates who've all become successful, at their class reunion. A mysterious incident at the school pool throws him back in time and lets him...

After their parents' sudden passing, Gyeonwoo finds himself in the role of caregiver to his younger sister, who harbors a startling secret—she's the Demon Lord with plans for world domination! Undeterred...

Each volume depicts a different heroine. Vol. 01 tells the story of Tsubomi Tachibana, a fifth grader dealing with issues such as her mother's pregnancy, her first period, and the strange feelings she has...

Riku is an elementary school boy who loves football. Yori is a high school girl who is the ex-girlfriend of Riku's brother, and she is full of secrets. This is a story of first love that unfolds with the sea...

Nojima-sensei, an elementary school teacher who loves children and is popular with students, and Hidaka-sensei, who is serious and clumsy. Hidaka-sensei has a sexual harassment skinship from Nojima-sensei, even...

Oneshot manga with six short tales of fantasy and friendship by Shimizu Aki. The NEET Woman and the Second GraderA 19-year-old NEET and near-hikikomori named Tsuda Yasue encounters a crying second grade girl...

At first glance, Nanika is a mysterious creature that looks like a black cat. Eat melon bread from the wrong place, and even if you want to put on a collar, why does it slip and stick to the ceiling like...

Amane Mikiko, better known as Mikki, is an elementary school student who moves a lot and has to transfer schools often. As soon as she makes friends, she has to painfully say goodbye to them. She is determined...

A DECADE-SPANNING JOURNEY INTO DARKNESS. Even as butterflies ominously proliferate in town, the rumor of a mysterious creature lurking in the tunnel behind the school spreads among the children. When the body...

The beautiful and tall Kohinata Nijika, a 6th grader kid who doesn't even look like her age and daughter of an office chief of a tv station, avoids the entertainment world when her mom, a legendary actress...

Kei is a young, not-so-successful screenwriter. One day, she finds an unexpected vistor at the door of her apartment. A little girl named Niko, a secret child of a famous actress Mifuyu Shibano. Niko is sent to...

10-year old Ken (Ken'ichi) Mitsoba is an average kid who goes to elementary school, and struggles with his studies. Meanwhile from ninja land aka Land of the Ninjas, a little ninja named Kanzo Hattori comes...

SuYeon and Ise first meet as sex partners through a dating app. However, SuYeon, who was once an easy-going man, starts to be sincere towards Ise along the road, and suggests they have a relationship, but is...

Elementary school student Ichijou Hotaru has moved with her parents from Tokyo to the middle of the country. Now she must adapt to her new school, where there are a total of 5 students in the same class who...

Hayate Shinobu is not your regular 3rd grader; he is a fugitive ninja who keeps transferring schools in order to escape from those pursuing him. If he gets caught, the only thing waiting for him is death. On...

Collection of Stories/One-shots: 100 HeartsI Know You KnowOur love Is Here to StayAmapolaTiny TinaGemini7-9. Joyful Girl Note: The chapter titles are based on famous music pieces.

Official English: INKR A beautiful and mature sixth grade girl from Tokyo suddenly has to move out to the country side of Japan with her family. The girl, Natsume, then meets a boy and from then on she begins...

Ayuna is an elementary school grader with a sunny personality who is frequently left behind to watch the house. Follow the antics of Ayuna and her various trespassing neighbours in this amusing 4-koma!

Reijirou Yuuki, known by friends as Rei-kun, a boy notorious for being late to school, is suddenly hit by a truck and killed on one of his many rushes to class. He then roams the earth as a ghost, only being...

The story is set in the near future when the marriageable age was lowered in response to the declining birth rate. A 24-year-old man marries a 12-year-old girl in this gag comedy.

Kairi Shinonome's younger twin brother, Anri, has been dressed as a girl since birth by their mother. One day, Anri goes to an idol audition. Kairi cross-dresses as well to go and stop him, but unexpectedly...