Design :
石野恵一郎 (ISHINO Keiichiro) (2020).
| 
 
A  | 
| Pieces | 14 | |
| Selection | complete | |
| Goal | 4×4×4 | |
| Holes | 1 | |
| Solutions | 2 | Use 9 pieces. | 
| 1 | Inside hole. | 
| 
 
A  | 
| Pieces | 11 | |
| Selection | complete | |
| Goal | 4×4×4 | |
| Holes | 0 | |
| Solutions | 0 / 1 | Use 8 pieces. | 
| 
 
A  | 
| Pieces | 14 | |
| Selection | complete | |
| Goal | 4×4×4 | |
| Holes | 1 | |
| Solutions | 0 | Use 7 pieces. |