| 1980 | 2010 | 2014 | ||
| over65yrs | 220 | 329 | 307 | Rate of the elderly 45．7％ |
| 15～64yrs | 760 | 335 | 311 | |
| 0～14yrs | 213 | 53 | 54 |
●Fishing（Private management、less than 5t）・・・income: less than 1,000,000 yen
●Agriculture（sugar cane、vegetables）
・・・income: less than 1,000,000 yen
Almost all workers are the elderly
●Others・・・Younger people work for construction in Miyako island though most of them are non-regular workers.
In senior citizens, most people live alone and get some support services or live with only their partner
↓
Population aging with low birth rate is advancing. So Tumuchai don’t work well