Card model
| Tunnel Tunnel | |
| Author | Masahiro Chatani |
| Category | kirigami |
| Source | Chatani88 |
| Page | 48 |
| More photos | - |
| Commentaires | - idem escalier, en inversant les plis montagne et vallée |
| Difficulty | ** |
| Base | - |
| Format | rectangle A4 |
| Annotation | |
| No associated link | Aucun lien associé |