Cast & crew
Pure Heart (1940)
Directed by Yutaka Yamanaka
Crew
| Jang-san Yu | Director of Photography |
| Yutaka Yamanaka | Director |
| Chon-yong Jin | Producer |
| Jang-san Yu | Editor |
| Chon-yong Jin | Producer |
| Jang-san Yu | Director of Photography |
| Yutaka Yamanaka | Director |
| Jang-san Yu | Editor |