Etymology and distribution of 数藤.

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!

「数藤」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 数藤

Distribution of 数藤
Ranking
1 Tokushima-ken(About 400)
2 Niigata-ken(About 200)
3 Toukyou-to(About 80)
3 Oosaka-fu(About 80)
5 Hokkaidou(About 60)
6 Kanagawa-ken(About 40)
7 Chiba-ken(About 30)
8 Saitama-ken(About 30)
9 Ibaraki-ken(About 20)
9 Kyouto-fu(About 20)
11 Aichi-ken(About 10)
11 Yamaguchi-ken(About 10)
11 Nara-ken(About 10)
14 Shimane-ken(About 10)
14 Okayama-ken(About 10)
14 Hyougo-ken(About 10)
17 Kagawa-ken(Very rare)
17 Shizuoka-ken(Very rare)
17 Nagano-ken(Very rare)
17 Gunma-ken(Very rare)
17 Akita-ken(Very rare)
17 Fukuoka-ken(Very rare)
17 Fukui-ken(Very rare)
17 Ishikawa-ken(Very rare)
17 Okinawa-ken(Very rare)
17 Tochigi-ken(Very rare)
17 Hiroshima-ken(Very rare)
17 Yamanashi-ken(Very rare)
17 Wakayama-ken(Very rare)
17 Mie-ken(Very rare)