Yamanashi: Population Decline Ranking
All 27 municipalities in Yamanashi ranked by Population Decline.
Top municipalities in Yamanashi by population decline: 1. Minobu (-64.6%), 2. Nanbu (-58.8%), 3. Ootsuki (-57.0%).
| Rank | Municipality | Pop. (2025) | Change 2020–2050 |
|---|---|---|---|
| 1 | Yamanashi Minobu | 8,910 | ▼ -64.6% |
| 2 | Yamanashi Nanbu | 6,326 | ▼ -58.8% |
| 3 | Yamanashi Ootsuki | 20,034 | ▼ -57.0% |
| 4 | Yamanashi Hayakawa | 928 | ▼ -52.6% |
| 5 | Yamanashi Kosuge | 603 | ▼ -52.0% |
| 6 | Yamanashi Uenohara | 20,864 | ▼ -48.1% |
| 7 | Yamanashi Doushi | 1,442 | ▼ -45.6% |
| 8 | Yamanashi Nishikatsura | 3,606 | ▼ -44.8% |
| 9 | Yamanashi Koushuu | 26,955 | ▼ -42.4% |
| 10 | Yamanashi Fujikawa | 13,181 | ▼ -39.4% |
| 11 | Yamanashi Tabayama | 512 | ▼ -39.4% |
| 12 | Yamanashi Ichikawamisato | 13,355 | ▼ -38.7% |
| 13 | Yamanashi Tsuru | 30,262 | ▼ -35.9% |
| 14 | Yamanashi Yamanashi | 31,264 | ▼ -34.3% |
| 15 | Yamanashi Nirasaki | 27,745 | ▼ -34.0% |
| 16 | Yamanashi Fujiyoshida | 43,633 | ▼ -32.0% |
| 17 | Yamanashi Hokuto | 41,767 | ▼ -26.5% |
| 18 | Yamanashi Fuefuki | 64,230 | ▼ -23.3% |
| 19 | Yamanashi Yamanakako | 5,214 | ▼ -21.8% |
| 20 | Yamanashi Narusawa | 2,760 | ▼ -21.8% |
| 21 | Yamanashi Minamiarupusu | 69,196 | ▼ -19.0% |
| 22 | Yamanashi Chuuou | 30,111 | ▼ -17.4% |
| 23 | Yamanashi Koufu | 183,450 | ▼ -16.1% |
| 24 | Yamanashi Kai | 75,507 | ▼ -12.8% |
| 25 | Yamanashi Fujikawaguchiko | 26,485 | ▼ -7.4% |
| 26 | Yamanashi Oshino | 9,150 | ▼ -2.5% |
| 27 | Yamanashi Shouwa | 21,786 | ▲ +5.4% |