| Table 2@Percentage of Youth Population by Prefecture | |||||||
|
Area
|
1995 | 2000 | 2005 | 2010 | 2015 | 2020 | 2025 |
| nation | 16.0 | 14.7 | 14.3 | 14.3 | 14.2 | 13.7 | 13.1 |
| Hokkaido | 15.8 | 14.1 | 13.4 | 13.3 | 13.1 | 12.7 | 12.1 |
| Aomori | 17.0 | 15.2 | 14.3 | 13.9 | 13.7 | 13.4 | 12.9 |
| Iwate | 16.8 | 15.3 | 14.6 | 14.5 | 14.5 | 14.3 | 13.8 |
| Miyagi | 16.9 | 15.1 | 14.5 | 14.8 | 15.1 | 14.8 | 14.2 |
| Akita | 15.6 | 13.9 | 13.1 | 13.0 | 13.1 | 12.9 | 12.5 |
| Yamagata | 16.6 | 15.2 | 14.5 | 14.6 | 14.8 | 14.7 | 14.4 |
| Fukushima | 17.9 | 16.2 | 15.4 | 15.3 | 15.3 | 15.1 | 14.6 |
| Ibaragi | 17.1 | 15.6 | 15.1 | 15.2 | 15.1 | 14.5 | 13.8 |
| Tochigi | 17.1 | 15.5 | 14.8 | 14.9 | 14.8 | 14.4 | 13.8 |
| Gunma@ | 16.5 | 15.3 | 15.0 | 15.1 | 14.9 | 14.4 | 13.8 |
| Saitama | 16.2 | 15.1 | 15.1 | 15.3 | 15.0 | 14.2 | 13.4 |
| Chiba | 15.8 | 14.3 | 14.1 | 14.4 | 14.2 | 13.5 | 12.7 |
| Tokyo | 12.8 | 11.8 | 11.5 | 11.7 | 11.6 | 11.1 | 10.6 |
| Kanagawa | 15.0 | 13.9 | 13.9 | 14.1 | 13.9 | 13.2 | 12.5 |
| Niigata | 16.4 | 14.9 | 14.4 | 14.6 | 14.6 | 14.3 | 13.7 |
| Toyama | 15.1 | 14.1 | 13.8 | 13.8 | 13.3 | 12.5 | 11.9 |
| Ishikawa | 16.1 | 15.0 | 14.6 | 14.6 | 14.2 | 13.4 | 12.7 |
| Fukui | 17.0 | 15.8 | 15.3 | 15.1 | 14.8 | 14.3 | 13.8 |
| Yamanashi | 16.6 | 15.6 | 15.3 | 15.3 | 15.2 | 14.8 | 14.3 |
| Nagano | 16.2 | 15.3 | 15.2 | 15.5 | 15.5 | 15.0 | 14.5 |
| Gifu | 16.6 | 15.4 | 15.0 | 14.9 | 14.4 | 13.7 | 13.1 |
| Shizuoka | 16.6 | 15.1 | 14.5 | 14.4 | 14.1 | 13.6 | 13.0 |
| Aichi | 16.3 | 15.3 | 15.0 | 14.9 | 14.3 | 13.5 | 12.9 |
| Mie | 16.5 | 15.4 | 15.0 | 14.9 | 14.5 | 13.9 | 13.4 |
| Shiga | 18.0 | 16.6 | 16.2 | 16.5 | 16.3 | 15.7 | 14.9 |
| Kyoto | 14.9 | 13.8 | 13.7 | 14.0 | 13.9 | 13.3 | 12.6 |
| Osaka | 15.0 | 14.0 | 13.8 | 13.8 | 13.4 | 12.7 | 12.0 |
| Hyogo | 16.3 | 15.2 | 14.9 | 15.0 | 14.7 | 14.2 | 13.6 |
| Nara | 16.3 | 15.0 | 14.7 | 14.9 | 14.6 | 14.0 | 13.3 |
| Wakayama | 16.3 | 15.1 | 14.4 | 14.1 | 13.7 | 13.3 | 12.9 |
| Tottori | 17.2 | 15.6 | 14.9 | 15.0 | 15.1 | 15.0 | 14.6 |
| Shimane | 16.4 | 15.0 | 14.3 | 14.4 | 14.5 | 14.3 | 13.9 |
| Okatama | 16.2 | 15.0 | 14.7 | 14.8 | 14.6 | 14.1 | 13.6 |
| Hiroshima | 16.2 | 15.0 | 14.6 | 14.6 | 14.3 | 13.7 | 13.0 |
| Yamaguchi | 15.5 | 14.0 | 13.4 | 13.3 | 13.0 | 12.5 | 11.9 |
| Tokushima | 15.9 | 14.4 | 13.9 | 14.0 | 13.8 | 13.5 | 13.0 |
| Kagawa | 15.7 | 14.5 | 14.0 | 14.1 | 13.9 | 13.3 | 12.8 |
| Ehime | 16.3 | 14.8 | 14.1 | 14.0 | 13.7 | 13.3 | 12.7 |
| Kochi | 15.4 | 13.8 | 13.3 | 13.3 | 13.4 | 13.2 | 12.7 |
| Fukuoka | 16.5 | 14.9 | 14.5 | 14.8 | 14.9 | 14.7 | 14.1 |
| Saga | 18.1 | 16.4 | 15.6 | 15.6 | 15.7 | 15.6 | 15.1 |
| Nagasaki | 18.0 | 16.0 | 15.1 | 14.9 | 14.9 | 14.8 | 14.3 |
| Kumamoto | 17.3 | 15.6 | 14.7 | 14.6 | 14.7 | 14.6 | 14.2 |
| Oita | 16.3 | 14.8 | 14.2 | 14.1 | 14.1 | 13.7 | 13.1 |
| Miyazaki | 17.9 | 16.0 | 15.1 | 15.0 | 15.0 | 14.8 | 14.2 |
| Kagoshima | 17.8 | 15.9 | 15.0 | 14.9 | 15.2 | 15.3 | 14.9 |
| Okinawa | 22.1 | 19.9 | 18.7 | 18.4 | 18.3 | 17.9 | 17.1 |