Ibaraki-ken Tsukuba-shi . 古賀 surname is given.
| Whole Japan | Prefectures | |
|---|---|---|
| レベル | 3 |
1 Yamaguchi-ken(About 30) 2 Hiroshima-ken(About 10) 3 Fukuoka-ken(Very rare) 3 Nara-ken(Very rare) 3 Oosaka-fu(Very rare) 3 Chiba-ken(Very rare) 3 Mie-ken(Very rare) |
| Population | About 70 | |
| Ranking | 38,443 | |
| Rank by city |
|---|
|
1 Iwakuni-shi(About 30) 2 Kitakyuushuu-shi Moji-ku(Very rare) 2 Yamaguchi-shi(Very rare) 2 Tsu-shi(Very rare) 2 Nara-shi(Very rare) 2 Matsudo-shi(Very rare) 2 Oosaka-shi Sumiyoshi-ku(Very rare) 2 Hiroshima-shi Asaminami-ku(Very rare) 2 Hiroshima-shi Naka-ku(Very rare) |
| Rank by subregion |
|---|
|
1 山口県 岩国市 下久原道仏(About 10) |
Kyoujou 【京條】レベル2
About 30 are variants.
