A doctor who died at a young age due to the metastasis of a malignant tumor to the lungs after cutting his right leg below the knee due to osteosarcoma. The title "Asuka" is the name of the eldest daughter, and "Unseen child" is the child whose wife was pregnant at the time of her death.
| Directing | Ryô Kinoshita | Director |
| Writing | Kazukiyo Imura | Author |
| Writing | Naoyuki Suzuki | Screenplay |
| Sound | Toshiyuki Omori | Music |
| Camera | Shinsaku Himeda | Director of Photography |
| Art | Yoshio Saitô | Art Direction |
| Sound | Ken Masuo | Sound Recordist |
| Lighting | Kojiro Sato | Lighting Technician |
| Production | Osamu Tanaka | Executive Producer |
| Production | Torao Tokuda | Executive Producer |