Chiba-ken Chiba-shi Midori · Oosaka-fu Oosaka-shi Higashi - Sumiyoshi Ward. There is a surname including "Oka".
| Whole Japan | Prefectures | |
|---|---|---|
| レベル | 3 |
1 Ehime-ken(About 50) 2 Fukuoka-ken(About 10) 2 Aichi-ken(About 10) 4 Kagoshima-ken(Very rare) 4 Kagawa-ken(Very rare) 4 Shizuoka-ken(Very rare) 4 Nara-ken(Very rare) 4 Hyougo-ken(Very rare) |
| Population | About 90 | |
| Ranking | 32,484 | |
| Rank by city |
|---|
|
1 Matsuyama-shi(About 50) 2 Kitakyuushuu-shi Yahatanishi-ku(About 10) 3 Kagoshima-shi(Very rare) 3 Takamatsu-shi(Very rare) 3 Shizuoka-shi(Very rare) 3 Nara-shi(Very rare) 3 Komaki-shi(Very rare) 3 Toyota-shi(Very rare) 3 Kawanishi-shi(Very rare) |
| Rank by subregion |
|---|
|
1 愛媛県 松山市 西石井町(About 30) |
Enomata 【榎又】レベル3
About 60 are variants.
