Hiroshima-ken , Kouchi-ken . There is a surname including "Oka". "Yoshi" is a favorable character. Oosaka-fu Oosaka-shi was in the Edo period.
| Whole Japan | Prefectures | |
|---|---|---|
| レベル | 3 |
1 Ooita-ken(About 30) 2 Toyama-ken(About 10) 2 Oosaka-fu(About 10) 4 Fukuoka-ken(About 10) 4 Saitama-ken(About 10) 6 Toukyou-to(Very rare) 6 Hyougo-ken(Very rare) 6 Saga-ken(Very rare) |
| Population | About 90 | |
| Ranking | 33,267 | |
| Rank by city |
|---|
|
1 Bungooono-shi(About 20) 2 Ooita-shi(About 10) 3 Kitakyuushuu-shi Moji-ku(About 10) 3 Koshigaya-shi(About 10) 3 Oosaka-shi Sumiyoshi-ku(About 10) 6 Kanzaki-gun Yoshinogari-chou(Very rare) 6 Setagaya-ku(Very rare) 6 Toyama-shi(Very rare) 6 Imizu-shi(Very rare) 6 Namerikawa-shi(Very rare) |
| Rank by subregion |
|---|
|
1 大分県 豊後大野市 後田(About 10) 2 福岡県 北九州市門司区 奥田(About 10) 2 埼玉県 越谷市 大房(About 10) |
