15-year-old Aya Kito was an ordinary girl, the daughter of a family who works at a tofu shop, and a soon-to-be high schooler. However, odd things have been happening to Aya lately. She has been falling down often and walks strange. Her mother, Shioka, takes Aya to see the doctor. How will Aya react when told about her disease? And how will Aya live from now on?
Is 1 Litre of Tears on Netflix? Unfortunately the movie 1 Litre of Tears is not yet available on Netflix.
| Directing | Riki Okamura | Director |
| Writing | Aya Kito | Original Story |
| Directing | Ichiro Yamamoto | Assistant Director |
| Camera | Takanobu Nakamura | Director of Photography |
| Production | Yoshiyuki Gotō | Producer |
| Writing | Bunta Yamamoto | Writer |
| Writing | Takahiro Tanaka | Writer |
| Writing | Shioka Kito | Original Story |
| Sound | Ikuko Kato | Theme Song Performance |