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」さんの名字の分布数。

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 Shizuoka-ken(About 500)
2 Hyougo-ken(About 300)
3 Nagano-ken(About 300)
4 Oosaka-fu(About 200)
5 Wakayama-ken(About 200)
6 Hokkaidou(About 120)
7 Toukyou-to(About 80)
7 Saitama-ken(About 80)
9 Okayama-ken(About 80)
10 Chiba-ken(About 60)
11 Kanagawa-ken(About 60)
11 Kyouto-fu(About 60)
13 Kagawa-ken(About 50)
14 Toyama-ken(About 40)
15 Fukuoka-ken(About 30)
16 Ibaraki-ken(About 30)
16 Hiroshima-ken(About 30)
16 Nara-ken(About 30)
19 Aomori-ken(About 10)
19 Gunma-ken(About 10)
19 Fukushima-ken(About 10)
19 Tochigi-ken(About 10)
23 Aichi-ken(About 10)
23 Yamaguchi-ken(About 10)
25 Kagoshima-ken(Very rare)
25 Nagasaki-ken(Very rare)
25 Fukui-ken(Very rare)
25 Shiga-ken(Very rare)
25 Ehime-ken(Very rare)
25 Tokushima-ken(Very rare)
25 Ooita-ken(Very rare)