About the figure
| Japan-M29 Art.163 | Austria Art.1469 | France Art.2265 | Italy Art.2137 | 旧民法 証拠編_149条 | Spain Art.1940 | |
| Japan-M29 Art.163 | 0.000 | 0.840 | 0.900 | 0.903 | 0.921 | 0.926 |
| Austria Art.1469 | 0.840 | 0.000 | 0.933 | 0.900 | 0.974 | 0.923 |
| France Art.2265 | 0.900 | 0.933 | 0.000 | 0.767 | 0.977 | 0.857 |
| Italy Art.2137 | 0.903 | 0.900 | 0.767 | 0.000 | 0.953 | 0.821 |
| 旧民法 証拠編_149条 | 0.921 | 0.974 | 0.977 | 0.953 | 0.000 | 0.974 |
| Spain Art.1940 | 0.926 | 0.923 | 0.857 | 0.821 | 0.974 | 0.000 |