A year has passed since Menma's ghostly return to the Super Peace Busters. Although the time they spent together during that summer was short, the five members reminisce about what happened as they each write a letter to their lost friend.
| Genre | : Animasi, Drama |
| Sutradara | : 長井龍雪 |
| Pemeran | : 入野自由, Ai Kayano, 戸松遥, 櫻井孝宏, 早見沙織, 近藤孝行 |
| Rilis Resmi | : 01 January 2013 |