Created by Hudson Soft in 1984.| Name |
|---|
| Stages 1-25 |
| Stages 26-50 |
| Name | Author |
|---|---|
| Game Over | Shinichi Nakamoto |
| Ladder Unlocked | Isamu Hirano |
| In-Game | Isamu Hirano |
| Level Complete | Shinichi Nakamoto |
| Death | Shinichi Nakamoto |
| Get Ready | Isamu Hirano |
| Title Screen | Shinichi Nakamoto |