Etymology and distribution of Japanese surnames.

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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愛知県 西尾市 富田殿海戸の名字

About 60 【左右田】4
About 10 【尾崎】6
About 10 【小林】7
About 10 【鈴木】7
Very rare 【三枝】6
Very rare 【都築】6
Very rare 【中島】7
Very rare 【水鳥】4
Very rare 【本山】6