Osamu Sôda

Strange things start to happen at the school. Toru Danda, a target of bullying who has stopped coming to school, shows up one day wearing a strange mask and acting like a completely different person. From that day on, one student after another dons a mask and is reborn within the school community. The fashion appeals to the twin desires to be anonymous and to be someone else, and quickly becomes a social phenomenon. (facebook.com)

"Wouldn't it be beautiful to see fireflies dancing here?" While on a class excursion to the Yamaguchi River, an offhand remark by elementary schoolteacher, Hajime, captures the imagination of his students who passionately embark on a project to clean up the river and raise fireflies to fly over it once again.

On a hot day right before the summer vacation, all first-year male students of the second class from a junior high school disappear. Was it an accident? A group abduction? In fact, they were hiding in an abandoned factory near the river, and used it as a liberation area to rebel against the adults. (imdb)