May 5th is the Children's day in Japan. Every year Ministry of Internal Affairs and Communications reports the number of children on May 4th. According to it, the number of children has been decreasing since 1982. The portion of children has been decreasing also since 1975.
Figure 1: The changes in the number of children (0-14 year-old) in Japan, 1950-2017
| Year | Population | Population of Under 15 | Percentage of under 15 |
| 1950 | 83,200,000 | 29,430,000 | 35.4 |
| 1955 | 89,280,000 | 29,800,000 | 33.4 |
| 1960 | 93,420,000 | 28,070,000 | 30.0 |
| 1965 | 98,270,000 | 25,170,000 | 25.6 |
| 1970 | 103,720,000 | 24,820,000 | 23.9 |
| 1975 | 111,940,000 | 27,230,000 | 24.3 |
| 1980 | 117,060,000 | 27,520,000 | 23.5 |
| 1985 | 121,050,000 | 26,040,000 | 21.5 |
| 1990 | 123,610,000 | 22,540,000 | 18.2 |
| 1995 | 125,570,000 | 20,030,000 | 16.0 |
| 2000 | 126,930,000 | 18,510,000 | 14.6 |
| 2005 | 127,770,000 | 17,590,000 | 13.8 |
| 2010 | 128,060,000 | 16,840,000 | 13.1 |
| 2015 | 127,090,000 | 15,950,000 | 12.5 |
| 2016 | 126,980,000 | 15,880,000 | 12.5 |
| 2017 | 126,790,000 | 15,710,000 | 12.4 |
The data of 2017 is provisional. They will be adjusted later.
Source is Ministry of Internal Affairs and Communications.
http://www.stat.go.jp/data/jinsui/topics/topi1010.htm
http://www.stat.go.jp/data/jinsui/topics/pdf/topics101.pdf
Related Topics
