This is the life expectancy ranking according to all prefectures.
A male's Nagano is 79.84 years old in the 1st place. A woman's Okinawa is 86.88 years old in the 1st place.
A Japanese life expectancy is the 1st in the world.
Moreover, a woman is the 1st in the world at the age of 85.75. And a male is the 4th in the world at the age of 78.79.
The list of life expectancy ranking
| Life expectancy ranking according to all prefectures | |||||
| Man | Woman | ||||
| Ranking | Whole country | Life expectancy | Ranking | Whole country | Life expectancy | 
| 78.79 | 85.75 | ||||
| 1 | Nagano | 79.84 | 1 | Okinawa | 86.88 | 
| 2 | Shiga | 79.6 | 2 | Shimane | 86.57 | 
| 3 | Kanagawa | 79.52 | 3 | Kumamoto | 86.54 | 
| 4 | Fukui | 79.47 | 4 | Okayama | 86.49 | 
| 5 | Tokyo | 79.36 | 5 | Nagano | 86.48 | 
| 6 | Shizuoka | 79.35 | 6 | Ishikawa | 86.46 | 
| 7 | Kyoto | 79.34 | 7 | Toyama | 86.32 | 
| 8 | Ishikawa | 79.26 | 8 | Tottori | 86.27 | 
| 9 | Nara | 79.25 | 9 | New 潟 | 86.27 | 
| 10 | Kumamoto | 79.22 | 10 | Hiroshima | 86.27 | 
| 11 | Okayama | 79.22 | 11 | Fukui | 86.25 | 
| 12 | Toyama | 79.07 | 12 | Yamanashi | 86.17 | 
| 13 | Hiroshima | 79.06 | 13 | Shiga | 86.17 | 
| 14 | Aichi | 79.05 | 14 | Miyazaki | 86.11 | 
| 15 | Saitama | 79.05 | 15 | Very | 86.06 | 
| 16 | Gifu | 79 | 16 | Shizuoka | 86.06 | 
| 17 | Oita | 78.99 | 17 | Saga | 86.04 | 
| 18 | Chiba | 78.95 | 18 | Kanagawa | 86.03 | 
| 19 | Kagawa | 78.91 | 19 | Kyoto | 85.92 | 
| 20 | Mie | 78.9 | 20 | Kagawa | 85.89 | 
| 21 | Yamanashi | 78.89 | 21 | Kochi | 85.87 | 
| 22 | Gumma | 78.78 | 22 | Merit 崎 | 85.85 | 
| 23 | Niigata | 78.75 | 23 | Fukuoka | 85.84 | 
| 24 | Hyogo | 78.72 | 24 | Nara | 85.84 | 
| 25 | Okinawa | 78.64 | 25 | Hokkaido | 85.78 | 
| 26 | Miyazaki | 78.62 | 26 | Miyagi | 85.75 | 
| 27 | Miyagi | 78.6 | 27 | Yamagata | 85.72 | 
| 28 | Yamagata | 78.54 | 28 | Tokyo | 85.7 | 
| 29 | Shimane | 78.49 | 29 | Kagoshima | 85.7 | 
| 30 | Ibaraki | 78.35 | 30 | Tokushima | 85.67 | 
| 31 | Fukuoka | 78.35 | 31 | Ehime | 85.64 | 
| 32 | Saga | 78.31 | 32 | Yamaguchi | 85.63 | 
| 33 | Hokkaido | 78.3 | 33 | Hyogo | 85.62 | 
| 34 | Tottori | 78.26 | 34 | Mie | 85.58 | 
| 35 | Ehime | 78.25 | 35 | Gifu | 85.56 | 
| 36 | Osaka | 78.21 | 36 | Chiba | 85.49 | 
| 37 | Nagasaki | 78.13 | 37 | Iwate | 85.49 | 
| 38 | Yamaguchi | 78.11 | 38 | Gumma | 85.47 | 
| 39 | Tokushima | 78.09 | 39 | Fukushima | 85.45 | 
| 40 | Tochigi | 78.01 | 40 | Aichi | 85.4 | 
| 41 | Wakayama | 77.97 | 41 | Wakayama | 85.34 | 
| 42 | Fukushima | 77.97 | 42 | Saitama | 85.29 | 
| 43 | Kagoshima | 77.97 | 43 | Ibaraki | 85.26 | 
| 44 | Kochi | 77.93 | 44 | Osaka | 85.2 | 
| 45 | Iwate | 77.81 | 45 | Akita | 85.19 | 
| 46 | Akita | 77.44 | 46 | Tochigi | 85.03 | 
| 47 | Aomori | 76.27 | 47 | Aomori | 84.8 | 
| Source: Ministry of Health, Labour and Welfare (2005) Population by national census | |||||