Child by Children
Haruna is a lively tomboy in the 5th year at elementary school. One day, while playing with Hiroyuki, a boy whom she has known for a long time, they play a game of putting their private parts together. A sex education lesson given by a new teacher, Yagi, makes Haruna suspect that she might be pregnant.
Starring Haruna Amari, Kumiko Aso, Yoshiko Miyazaki, Mitsuki Tanimura, Reiko Kusamura, Satoru Saitô, Hyōe Enoki, Toshiyuki Kitami, Motoki Fukami, Risako Ito
It's a drama movie, and has a rating of 6.6 out of 10 from Imdb which is usually fine for this kind of movie.
Watch it here
Not found streaming from Norway.