Etymology and distribution of 下部.

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
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Popuration of 下部.

カンマ区切りで複数の名字を指定できます。

Etymology of 下部

Distribution of 下部
Ranking
1 Mie-ken(About 40)
2 Ooita-ken(About 40)
3 Oosaka-fu(About 30)
4 Fukuoka-ken(About 30)
5 Wakayama-ken(About 30)
5 Hiroshima-ken(About 30)
7 Aichi-ken(About 20)
7 Toukyou-to(About 20)
9 Kyouto-fu(About 20)
9 Hyougo-ken(About 20)
9 Kumamoto-ken(About 20)
12 Gifu-ken(About 10)
12 Nagasaki-ken(About 10)
14 Shimane-ken(About 10)
15 Yamaguchi-ken(Very rare)
15 Tochigi-ken(Very rare)
15 Kanagawa-ken(Very rare)
15 Fukui-ken(Very rare)
15 Tottori-ken(Very rare)