| Nº | Superficie | Réponse | % Correct |
|---|---|---|---|
| 2 | 83 422 km2 | Hokkaidō | 83%
|
| 1 | 227 942 km2 | Honshū | 75%
|
| 3 | 36 782 km2 | Kyūshū | 67%
|
| 5 | 1 207 km2 | Okinawa | 50%
|
| 4 | 18 297 km2 | Shikoku | 50%
|
| 6 | 855 km2 | Sado | 17%
|
| 8 | 696 km2 | Tsushima | 17%
|
| 7 | 712 km2 | Amami Ōshima | 8%
|
| 9 | 593 km2 | Awaji | 8%
|
| 13 | 326 km2 | Fukue | 8%
|
| 18 | 223 km2 | Ishigaki-jima | 8%
|
| 19 | 182 km2 | Rishiri | 8%
|
| 10 | 574 km2 | Shimoshima | 8%
|
| 12 | 444 km2 | Tanegashima | 8%
|
| 11 | 505 km2 | Yakushima | 8%
|
| 16 | 242 km2 | Dōgo | 0%
|
| 14 | 290 km2 | Iriomote | 0%
|
| 17 | 225 km2 | Kamishima | 0%
|
| 20 | 168 km2 | Nakadōri | 0%
|
| 15 | 248 km2 | Tokunoshima | 0%
|