The Story of the 1 Litre of Tears special takes place after the events in the main drama. The Special takes the view of Asou Haruto who is remembering life the way it used to be before the events of the last episode of the series.
| Writing | Rie Yokota | Writer |
| Directing | Shosuke Murakami | Director |
| Production | Kazuyuki Shimizu | Producer |
| Writing | Aya Kito | Writer |