Married couple Aiko Tsumari and Ayumu Muko live a happy and peaceful life. Aiko is bit naive, while Ayumu works as a not so popular novelist. One day, a letter arrives for Ayumu. Because of this letter, the couple become estranged...
| Writing | Sho Kataoka | Screenplay |
| Directing | Ryuichi Hiroki | Director |
| Writing | Kanako Nishi | Novel |
| Writing | Hisako Kurosawa | Screenplay |
| Writing | Hisako Kurosawa | Writer |
| Production | Rikyu Ohata | Producer |
| Directing | Shinji Kuma | Assistant Director |
| Production | Yusuke Wakabayashi | Producer |
| Production | Toshihisa Ohata | Producer |
| Camera | Atsuhiro Nabeshima | Director of Photography |
| Production | Toshiyuki Yasuda | Producer |
| Sound | Yoshihide Otomo | Original Music Composer |
| Art | Tomoyuki Maruo | Production Design |
| Editing | Jun'ichi Kikuchi | Editor |
| Lighting | Meichô Tomiyama | Gaffer |
| Sound | Akira Fukada | Sound |
| Costume & Make-Up | Kumiko Ogawa | Costume Designer |
| Production | 島根淳 | Production Director |
| Visual Effects | Shinji Ohagi | VFX Supervisor |
