Shiga-ken , Hyougo-ken , Oosaka-fu . There is a surname including "Oka". Shiga-ken Higashioumi-shi Outer town, Hyougo-ken Amagasaki-shi Mukesusoso is based.
| Whole Japan | Prefectures | |
|---|---|---|
| レベル | 3 |
1 Hiroshima-ken(About 50) 2 Hyougo-ken(About 30) 3 Oosaka-fu(About 10) 4 Shiga-ken(Very rare) 4 Toukyou-to(Very rare) 4 Aichi-ken(Very rare) 4 Okayama-ken(Very rare) 4 Chiba-ken(Very rare) 4 Kyouto-fu(Very rare) |
| Population | About 110 | |
| Ranking | 29,628 | |
| Rank by city |
|---|
|
1 Etajima-shi(About 30) 2 Toyonaka-shi(About 10) 2 Koube-shi Nagata-ku(About 10) 2 Koube-shi Tarumi-ku(About 10) 2 Hiroshima-shi Nishi-ku(About 10) 6 Rittou-shi(Very rare) 6 Setagaya-ku(Very rare) 6 Aki-gun Kaita-chou(Very rare) 6 Kure-shi(Very rare) 6 Kyouto-shi Fushimi-ku(Very rare) |
| Rank by subregion |
|---|
|
1 広島県 江田島市 深江(About 10) 2 広島県 江田島市 大原(About 10) 2 大阪府 豊中市 立花町(About 10) |
