| english title | Why Not? |
| original title | Eijanaika |
| french title | Eijanaika |
| year | 1981 |
| country | Japan |
| director | IMAMURA Shohei - 今村昌平 | |
| actor | OGATA Ken - 緒形拳 | |
| IZUMIYA Shigeru | Genji | |
| composer | IKEBE Shinichiro | |
| scriptwriter | IMAMURA Shohei - 今村昌平 | |
| editor | URAOKA Keiichi | |
| cinematographer | HIMEDA Shinsaku |
