A story about Masato, a middle school student who forms a comedy duo with Shiho, a ghost who loves stand-up comedy, and gains attention through online videos. What begins as a comic premise gradually takes on sadness as Shiho's family and past come into view.

A comedy duo made up of a ghost and a middle school student moves through laughter toward the feelings of a family left behind.

The award-winning manuscript Swim, Dog-Paddle Boy! was published as Splash! I Can Only Dog-Paddle. It follows Kyohei Inui, a middle schooler good at nearly every sport, as he struggles to help the swimming club despite his one weakness: swimming.

The one weakness of an otherwise perfect sports boy sets both the swimming club and his first crush in motion.

A rom-com mystery in which Kurumi, a middle school girl, sends a love letter to her crush, only to be drawn into searching for the person who switched it with a boy named Kitaro. Coded letters and strange incidents pull romance and relationships into the case.

A switched love letter sets romance and mystery solving in motion at the same time.

The award-winning Labyrinth Classroom was published as Labyrinth Classroom: The Demon Elementary School with No Exit and developed into a series. Elementary school students wake up trapped in a classroom where terrifying lessons begin, and they must work together to solve a mysterious teacher's challenges and escape.

In a classroom with no exit, eight students confront a terrifying lesson.