Etymology and distribution of 久下.

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
書籍 日本姓氏語源辞典 第三版 発売中! ご購入はこちらから

Ratio of 久下.

カンマ区切りで複数の名字を指定できます。

Etymology of 久下

Distribution of 久下
Ranking
1 Hyougo-ken(0.0229%)
2 Ooita-ken(0.0135%)
3 Kyouto-fu(0.013%)
4 Fukushima-ken(0.0116%)
5 Toukyou-to(0.00796%)
6 Saitama-ken(0.00675%)
7 Oosaka-fu(0.00628%)
8 Ibaraki-ken(0.00342%)
9 Nara-ken(0.00297%)
10 Wakayama-ken(0.0024%)
11 Shiga-ken(0.00227%)
12 Gunma-ken(0.00203%)
13 Niigata-ken(0.00177%)
14 Kouchi-ken(0.00172%)
15 Kanagawa-ken(0.00172%)
16 Chiba-ken(0.00168%)
17 Iwate-ken(0.00143%)
18 Hokkaidou(0.0014%)
19 Fukuoka-ken(0.00138%)
20 Kumamoto-ken(0.00137%)
21 Saga-ken(0.000987%)
22 Okayama-ken(0.000813%)
23 Shizuoka-ken(0.000777%)
24 Gifu-ken(0.000754%)
25 Ehime-ken(0.000738%)
26 Hiroshima-ken(0.000721%)
27 Yamaguchi-ken(0.000716%)
28 Ishikawa-ken(0.000683%)
29 Mie-ken(0.000657%)
30 Nagano-ken(0.000656%)
31 Miyagi-ken(0.000625%)
32 Aichi-ken(0.000605%)
33 Fukui-ken(0.000478%)
34 Tochigi-ken(0.000444%)
35 Yamanashi-ken(0.000422%)
36 Okinawa-ken(0.000396%)
37 Yamagata-ken(0.000311%)
38 Aomori-ken(0.000262%)
39 Kagoshima-ken(0.000203%)