| Whole Japan | Prefectures | |
|---|---|---|
| レベル | 2 |
1 Okayama-ken(About 20) |
| Population | About 20 | |
| Ranking | Out of ranking | |
| Rank by city |
|---|
|
1 Ibara-shi(About 10) 2 Kurashiki-shi(Very rare) 2 Kasaoka-shi(Very rare) |
| Rank by subregion |
|---|
|
1 岡山県 井原市 黒忠(About 10) |
| Whole Japan | Prefectures | |
|---|---|---|
| Ratios | Very rare |
1 Okayama-ken(0.00102%) |
| Rank by city |
|---|
|
1 Ibara-shi(0.0212%) 2 Kasaoka-shi(0.00581%) 3 Kurashiki-shi(0.00089%) |
| Rank by subregion |
|---|