Kei Sanbe's Manga List

A CHILDHOOD IN THE UNDERWORLD Minato's tiny apartment might as well be on a deserted island. Despite being in elementary school, it falls on his shoulders to care for his little sister Nagisa, who never stops asking when their mother will make one of her infrequent visits home. One day when she stops by, their mother takes them to an amusement park, only to give Minato some cash and leave them on the Ferris wheel. However, as they reach the top of the ride, lightning strikes their car- but what Minato finds when he awakens is not the grim tragedy he expected...

Year 2018, Chiba Prefecture, Japan.
Momoya works as a teacher at grade school. He lives with his wife, who was a childhood sweetheart, and his son, Ao. Ao has just come back from his long days in a hospital.
They are a happy family, living in a house they built for themselves.
Momoya loves his life, peaceful days...but one day, he starts to receive strange postcards.
Each postcard tells Momoya of what happens in the future...and from the second postcard, the sender asks Momoya to save someone. Momoya can't ignore the message and runs to the place written on the postcard. It really happens...are the postcards sent from future?
He doesn't know who the sender is...and what the sender wants.
Momoya must face the "past" to protect his family.

Twenty-nine-year-old Satoru Fujinuma is floundering through life. Amid his daily drudgery, he finds himself in the grip of an incredible, inexplicable, and uncontrollable phenomenon that rewinds time, a condition that seems to only make his drab life worse. But then, one day, everything changes. A terrible incident forever changes Satoru's life as he knows it...and with it, comes a "Revival" that sends Satoru eighteen years into the past!

In the body of his boyhood self, Satoru encounters sights he never imagined he would see again--the smile of his mother, alive and well, his old friends, and Kayo Hinazuki, the girl who was kidnapped and murdered when he was a boy the first time around. To return to the present and prevent the tragedy that brought him back to his childhood in the first place, Satoru begins plotting a way to change Hinazuki's fate...But up against the clock and a faceless evil, does eleven-year-old Satoru even stand a chance?

Kei Sanbe is the author of the bestselling series Erased which has been adapted as both manga and a live-action film.