A national policy film advocating for increased production of aluminum for use in aircraft materials.
| Release Date | April 27, 1944 | |
|---|---|---|
| Status | Released | |
| Original Title | 血の爪文字 | |
| Runtime | 1h 18min | |
| Budget | — | |
| Revenue | — | |
| Language | Japanese | |
| Original Language | Japanese | |
| Production Countries | Japan | |
| Production Companies | Daiei Film | |