Etymology and distribution of 二ツ屋.

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 二ツ屋.

カンマ区切りで複数の名字を指定できます。

Etymology of 二ツ屋

Distribution of 二ツ屋
Ranking
1 Tomakomai-shi(About 20)
2 Iburishi-chou Mukawa-chou(Very rare)
2 Iburishi-chou Abira-chou(Very rare)
2 Chitose-shi(Very rare)
2 Sapporo-shi Nishi-ku(Very rare)
2 Minamisaitama-gun Miyashiro-machi(Very rare)
2 Oosaka-shi Minato-ku(Very rare)