On August 7, 2015, the Ministry of Agriculture, Forestry and Fisheries released food self-sufficiency rate by prefecture in FY2013 (from April 2013 to March 2014). The calorie-based rate of food self-sufficiency increased in 17 prefectures, but in 6 prefectures the rate decreased, and in 24 prefectures it remained the same comparing to last fiscal year. The production value-based rate of food self-sufficiency increased in 6 prefectures, but in 38 prefectures the rate decreased, and in 3 prefectures it remained the same comparing to last fiscal year.
On August 7, 2015, the Ministry of Agriculture, Forestry and Fisheries released food self-sufficiency rate by prefecture in FY2013 (from April 2013 to March 2014). The calorie-based rate of food self-sufficiency increased in 17 prefectures, but in 6 prefectures the rate decreased, and in 24 prefectures it remained the same comparing to last fiscal year. The production value-based rate of food self-sufficiency increased in 6 prefectures, but in 38 prefectures the rate decreased, and in 3 prefectures it remained the same comparing to last fiscal year.
Source:
http://www.maff.go.jp/j/press/kanbo/anpo/150807_1.html
(Searched and summarized by Dr. Takashi Wakabayashi)