Kagawa: Population Decline Ranking
All 17 municipalities in Kagawa ranked by Population Decline.
Top municipalities in Kagawa by population decline: 1. Higashikagawa (-52.1%), 2. Tonoshou (-48.4%), 3. Kotohira (-45.7%).
| Rank | Municipality | Pop. (2025) | Change 2020–2050 |
|---|---|---|---|
| 1 | Kagawa Higashikagawa | 25,300 | ▼ -52.1% |
| 2 | Kagawa Tonoshou | 11,425 | ▼ -48.4% |
| 3 | Kagawa Kotohira | 7,617 | ▼ -45.7% |
| 4 | Kagawa Shoudoshima | 12,527 | ▼ -45.2% |
| 5 | Kagawa Sanuki | 42,523 | ▼ -41.0% |
| 6 | Kagawa Mannou | 16,014 | ▼ -35.4% |
| 7 | Kagawa Mitoyo | 56,254 | ▼ -34.7% |
| 8 | Kagawa Ayagawa | 21,421 | ▼ -31.9% |
| 9 | Kagawa Kan'onji | 54,352 | ▼ -31.5% |
| 10 | Kagawa Sakaide | 47,709 | ▼ -30.7% |
| 11 | Kagawa Zentsuuji | 29,669 | ▼ -30.5% |
| 12 | Kagawa Naoshima | 2,931 | ▼ -26.9% |
| 13 | Kagawa Tadotsu | 21,175 | ▼ -24.5% |
| 14 | Kagawa Miki | 25,759 | ▼ -22.9% |
| 15 | Kagawa Takamatsu | 406,893 | ▼ -15.9% |
| 16 | Kagawa Marugame | 106,687 | ▼ -15.3% |
| 17 | Kagawa Utazu | 18,572 | ▼ -11.4% |