Hiroshima-ken , Ooita-ken · Oosaka-fu . Last name including "Oka", name of male including "Masato". Hiroshima-ken Jinseki-gun Jinsekikougen-chou There is distribution in Chikada.
| Whole Japan | Prefectures | |
|---|---|---|
| レベル | 3 |
1 Oosaka-fu(About 40) 2 Hyougo-ken(About 30) 3 Nara-ken(About 20) 4 Hiroshima-ken(Very rare) 4 Yamaguchi-ken(Very rare) |
| Population | About 100 | |
| Ranking | 30,947 | |
| Rank by city |
|---|
|
1 Awaji-shi(About 10) 2 Ikoma-shi(About 10) 2 Oosaka-shi Suminoe-ku(About 10) 4 Shimonoseki-shi(Very rare) 4 Katano-shi(Very rare) 4 Yamabe-gun Yamazoe-mura(Very rare) 4 Uda-shi(Very rare) 4 Nara-shi(Very rare) 4 Takaishi-shi(Very rare) 4 Oosaka-shi Higashinari-ku(Very rare) |
| Rank by subregion |
|---|
|
1 兵庫県 淡路市 尾崎(About 10) 2 大阪府 大阪市住之江区 御崎(About 10) |
