Etymology and distribution of 筋.

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 筋.

カンマ区切りで複数の名字を指定できます。

Etymology of 筋

Distribution of 筋
Ranking
1 Kyouto-shi Sakyou-ku(About 10)
2 Kameoka-shi(About 10)
2 Kyouto-shi Fushimi-ku(About 10)
4 Mukou-shi(Very rare)
4 Koube-shi Kita-ku(Very rare)
4 Koube-shi Nishi-ku(Very rare)
4 Koube-shi Nagata-ku(Very rare)
4 Takatsuki-shi(Very rare)