Etymology and distribution of 片井.

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!

「片井」さんの名字の分布比率。

カンマ区切りで複数の名字を指定できます。

Etymology of 片井

Distribution of 片井
Ranking
1 Wakayama-ken(0.0127%)
2 Shizuoka-ken(0.0122%)
3 Nagano-ken(0.00984%)
4 Hyougo-ken(0.00509%)
5 Kagawa-ken(0.00458%)
6 Okayama-ken(0.00366%)
7 Toyama-ken(0.00308%)
8 Oosaka-fu(0.00219%)
9 Kyouto-fu(0.00216%)
10 Hokkaidou(0.00189%)
11 Nara-ken(0.00178%)
12 Saitama-ken(0.0014%)
13 Chiba-ken(0.00123%)
14 Toukyou-to(0.000945%)
15 Hiroshima-ken(0.000865%)
16 Ibaraki-ken(0.000855%)
17 Kanagawa-ken(0.000798%)
18 Fukuoka-ken(0.000791%)
19 Aomori-ken(0.000785%)
20 Tochigi-ken(0.000665%)
21 Gunma-ken(0.000608%)
22 Fukushima-ken(0.000602%)
23 Fukui-ken(0.000478%)
24 Yamaguchi-ken(0.000478%)
25 Tokushima-ken(0.000468%)
26 Shiga-ken(0.000325%)
27 Ooita-ken(0.000322%)
28 Nagasaki-ken(0.000258%)
29 Ehime-ken(0.000246%)
30 Kagoshima-ken(0.000203%)
31 Aichi-ken(0.000134%)