Etymology and distribution of 山口.

The Japanese surnames etymology dictionary.
https://play.google.com/store/apps/details?id=info.jigensha.jcedfreeGoogle Play で手に入れよう https://apps.apple.com/us/app/id1471109324
↑オフライン検索できるアプリもどうぞ
在日通名大全

日本初、在日通名の研究書「在日通名大全」発売中!
ネットの電話帳 住宅地図 マッポン!

「山口」さんの名字の分布数。

カンマ区切りで複数の名字を指定できます。

Etymology of 山口

Distribution of 山口
Ranking
1 Kanagawa-ken(About 45,300)
2 Oosaka-fu(About 42,100)
3 Toukyou-to(About 40,800)
4 Nagasaki-ken(About 35,400)
5 Aichi-ken(About 35,200)
6 Chiba-ken(About 28,600)
7 Saitama-ken(About 28,500)
8 Hyougo-ken(About 27,200)
9 Fukuoka-ken(About 27,000)
10 Hokkaidou(About 24,900)
11 Saga-ken(About 19,300)
12 Shizuoka-ken(About 16,800)
13 Ibaraki-ken(About 15,400)
14 Kyouto-fu(About 14,700)
15 Kagoshima-ken(About 13,300)
16 Mie-ken(About 13,300)
17 Nagano-ken(About 12,000)
18 Gunma-ken(About 11,300)
19 Hiroshima-ken(About 11,100)
20 Kumamoto-ken(About 11,100)
21 Gifu-ken(About 10,900)
22 Tochigi-ken(About 10,200)
23 Niigata-ken(About 10,100)
24 Yamagata-ken(About 10,000)
25 Nara-ken(About 8,900)
26 Ehime-ken(About 7,900)
27 Fukushima-ken(About 7,600)
28 Fukui-ken(About 7,500)
29 Aomori-ken(About 7,500)
30 Ishikawa-ken(About 7,200)
31 Miyazaki-ken(About 6,700)
32 Shiga-ken(About 6,700)
33 Okayama-ken(About 6,000)
34 Toyama-ken(About 5,400)
35 Wakayama-ken(About 4,800)
36 Yamanashi-ken(About 4,600)
37 Iwate-ken(About 4,400)
38 Miyagi-ken(About 4,400)
39 Tokushima-ken(About 4,300)
40 Kagawa-ken(About 4,100)
41 Ooita-ken(About 3,500)
42 Yamaguchi-ken(About 3,200)
43 Tottori-ken(About 2,700)
44 Akita-ken(About 2,100)
45 Shimane-ken(About 2,000)
46 Kouchi-ken(About 1,800)
47 Okinawa-ken(About 1,200)