Yamaguchi-ken , Fukuoka-ken . Last name including "Oka", 藤原 surname. It was in the Yamaguchi-ken Houfu-shi during the Warring States Period. 藤原 reference.
| Whole Japan | Prefectures | |
|---|---|---|
| レベル | 3 |
1 Shimane-ken(About 70) 2 Yamaguchi-ken(About 60) 3 Oosaka-fu(About 30) 4 Chiba-ken(About 20) 5 Hiroshima-ken(About 10) 6 Tokushima-ken(About 10) 6 Saitama-ken(About 10) 6 Wakayama-ken(About 10) 6 Hokkaidou(About 10) 10 Kagoshima-ken(Very rare) |
| Population | About 300 | |
| Ranking | 18,729 | |
| Rank by city |
|---|
|
1 Masuda-shi(About 50) 2 Hagi-shi(About 30) 3 Matsue-shi(About 10) 4 Kamogawa-shi(About 10) 4 Sakai-shi(About 10) 4 Wakayama-shi(About 10) 7 Un'nan-shi(Very rare) 7 Kyouto-shi Fushimi-ku(Very rare) 7 Kudamatsu-shi(Very rare) 7 Shuunan-shi(Very rare) |
| Rank by subregion |
|---|
|
1 山口県 萩市 江崎(About 20) 2 島根県 益田市 中須町(About 10) 3 島根県 松江市 乃白町(About 10) 3 島根県 益田市 山本(About 10) 3 島根県 益田市 土井町(About 10) 3 千葉県 鴨川市 天津(About 10) |
Ebiya 【海老谷】レベル3
About 300 are referenced.
