About the figure
| Japan-M29 Art.154 | 旧民法 証拠編_117条 | Germany-D1 Art.887 | Graubünden Art.369 | |
| Japan-M29 Art.154 | 0.000 | 0.853 | 0.923 | 0.957 |
| 旧民法 証拠編_117条 | 0.853 | 0.000 | 0.879 | 0.899 |
| Germany-D1 Art.887 | 0.923 | 0.879 | 0.000 | 0.957 |
| Graubünden Art.369 | 0.957 | 0.899 | 0.957 | 0.000 |