Etymology and distribution of 不藤.

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!

「不藤」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 不藤

Distribution of 不藤
Ranking
1 Shiribeshishi-chou Rusutsu-mura(0.182%)
2 Kushiroshi-chou Shiranuka-chou(0.0783%)
3 Sorachishi-chou Numata-chou(0.076%)
4 Minamiawaji-shi(0.0505%)
5 Abashirishi-chou Tsubetsu-chou(0.0438%)
6 Sen'nan-gun Misaki-chou(0.037%)
7 Sumoto-shi(0.0267%)
8 Ishikarishi-chou Toubetsu-chou(0.0204%)
9 Kushiroshi-chou Kushiro-chou(0.0181%)
10 Nemuroshi-chou Nakashibetsu-chou(0.0159%)
11 Shiribeshishi-chou Yoichi-chou(0.0138%)
12 Kushiro-shi(0.0127%)
13 Oosaka-shi Minato-ku(0.0122%)
14 Fukagawa-shi(0.0119%)
15 Rittou-shi(0.00905%)
16 Abashiri-shi(0.00875%)
17 Sapporo-shi Teine-ku(0.00695%)
18 Ushiku-shi(0.00647%)
19 Kitami-shi(0.00574%)
20 Hiroshima-shi Higashi-ku(0.00417%)
21 Marugame-shi(0.00366%)
22 Narashino-shi(0.00346%)
23 Kawanishi-shi(0.00301%)
24 Hiroshima-shi Nishi-ku(0.00301%)
25 Kyouto-shi Ukyou-ku(0.00239%)
26 Otaru-shi(0.00224%)
27 Asahikawa-shi(0.00208%)
28 Sapporo-shi Kita-ku(0.0019%)
29 Higashioosaka-shi(0.00187%)
30 Ichihara-shi(0.00181%)
31 Yao-shi(0.00173%)
32 Tokushima-shi(0.00167%)
33 Yokkaichi-shi(0.00149%)
34 Kooriyama-shi(0.00147%)
35 Toyonaka-shi(0.00131%)
36 Nara-shi(0.0012%)
37 Okayama-shi(0.000689%)