Etymology and distribution of 小門.

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!

「小門」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 小門

Distribution of 小門
Ranking
1 Oosaka-fu(About 500)
2 Kagoshima-ken(About 200)
3 Hokkaidou(About 120)
4 Wakayama-ken(About 100)
5 Saitama-ken(About 100)
6 Shiga-ken(About 90)
7 Kyouto-fu(About 70)
8 Toukyou-to(About 60)
9 Ooita-ken(About 50)
10 Okayama-ken(About 40)
10 Hyougo-ken(About 40)
12 Fukuoka-ken(About 30)
12 Kanagawa-ken(About 30)
12 Mie-ken(About 30)
15 Hiroshima-ken(About 30)
15 Gifu-ken(About 30)
17 Aichi-ken(About 20)
17 Chiba-ken(About 20)
19 Kumamoto-ken(About 20)
20 Shizuoka-ken(About 10)
20 Ishikawa-ken(About 10)
22 Nagano-ken(About 10)
22 Nagasaki-ken(About 10)
22 Gunma-ken(About 10)
22 Tochigi-ken(About 10)
22 Nara-ken(About 10)
27 Ibaraki-ken(Very rare)
27 Niigata-ken(Very rare)
27 Ehime-ken(Very rare)
27 Yamaguchi-ken(Very rare)
27 Miyazaki-ken(Very rare)